Instructables: exploring - technology - science - popular http://www.instructables.com Sun, 22 Oct 2017 02:02:54 PDT BLOX v1.01 IOT based Radio Telescope http://www.instructables.com/id/Radio-Telescope/
IOT based Radio Telescope - More DIY How To Projects]]> https://cdn.instructables.com/F13/CHCC/IQ6VG3JN/F13CHCCIQ6VG3JN.SQUARE2.jpg https://cdn.instructables.com/F13/CHCC/IQ6VG3JN/F13CHCCIQ6VG3JN.SQUARE.jpg https://cdn.instructables.com/F13/CHCC/IQ6VG3JN/F13CHCCIQ6VG3JN.SMALL.jpg kabirnaik Hello ,This project which i am writing is based on our IOT based radio telescope. In this project we are planning to fuse radio astronomy and the latest technology of IOt which is (Internet of Things). So in this project our aim is to create a radio astronomy environment and then control it with or ...
By: kabirnaik

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Tue, 21 Jun 2016 08:15:22 PDT
Make your own Volcano http://www.instructables.com/id/Make-your-own-Volcano/
Make your own Volcano - More DIY How To Projects]]> https://cdn.instructables.com/FVP/JUD3/HIW8C0CJ/FVPJUD3HIW8C0CJ.SQUARE2.jpg https://cdn.instructables.com/FVP/JUD3/HIW8C0CJ/FVPJUD3HIW8C0CJ.SQUARE.jpg https://cdn.instructables.com/FVP/JUD3/HIW8C0CJ/FVPJUD3HIW8C0CJ.SMALL.jpg Instructable Ninja This is an instructable on how to make your own small scale volcano. You will need :- A volcano -You can use clay or if you're in a hurry to make your volcano, use a mound of dirt outside. A container that 35mm film comes in or similar size container. Red and yellow food coloring (optional) Vi...
By: Instructable Ninja

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Tue, 9 Jul 2013 03:33:01 PDT
Using Falstad's Circuit Simulator http://www.instructables.com/id/Using-Falstads-Circuit-Simulator/
Using Falstad's Circuit Simulator - More DIY How To Projects]]> https://cdn.instructables.com/F0I/WUYA/FQJ6H3LE/F0IWUYAFQJ6H3LE.SQUARE2.jpg https://cdn.instructables.com/F0I/WUYA/FQJ6H3LE/F0IWUYAFQJ6H3LE.SQUARE.jpg https://cdn.instructables.com/F0I/WUYA/FQJ6H3LE/F0IWUYAFQJ6H3LE.SMALL.jpg pyrohaz Here, you can learn how to use Falstad's Simulator. This is a java based simulator and can be founs at: http://www.falstad.com/circuit/ Circuit Simulator]. (Sorry for the bad quality screenshots) Basic controls When the program is first opened, the starting circuit is a simple LRC circuit (This s...
By: pyrohaz

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Thu, 29 Jan 2009 13:57:02 PST
¡Cómo convertir tu smartphone en un microscopio digital por menos de $10! http://www.instructables.com/id/-10-Smartphone-a-la-conversión-microscopio-digital/
¡Cómo convertir tu smartphone en un microscopio digital por menos de $10! - More DIY How To Projects]]> https://cdn.instructables.com/FCD/RBVX/HTGFCE6U/FCDRBVXHTGFCE6U.SQUARE2.jpg https://cdn.instructables.com/FCD/RBVX/HTGFCE6U/FCDRBVXHTGFCE6U.SQUARE.jpg https://cdn.instructables.com/FCD/RBVX/HTGFCE6U/FCDRBVXHTGFCE6U.SMALL.jpg Yoshinok El mundo es un lugar interesante, pero de cerca es fascinante. A través de la lente de un microscopio se pueden encontrar detalles que nunca se podrían ver de otra manera. Pero ahora puedes verlos de manera facilísima.Este instructable le mostrará cómo construir una base por alrededor de $10 que va...
By: Yoshinok

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Tue, 1 Apr 2014 08:42:27 PDT
How to build a simple yet effective airsoft grenade http://www.instructables.com/id/How-to-build-a-simple-yet-effective-airsoft-grenad/
How to build a simple yet effective airsoft grenade - More DIY How To Projects]]> https://cdn.instructables.com/FKS/5BSI/G1BBCKVE/FKS5BSIG1BBCKVE.SQUARE2.jpg https://cdn.instructables.com/FKS/5BSI/G1BBCKVE/FKS5BSIG1BBCKVE.SQUARE.jpg https://cdn.instructables.com/FKS/5BSI/G1BBCKVE/FKS5BSIG1BBCKVE.SMALL.jpg matt09 This is a very effective airsoft grenade. It is so cool to use and will help in your next airsoft skirmish. This grenade is made of simple household materials and only takes about 10 min. to build one. Materials -2 normal water bottles-1 piece of paper-baking powder or baking soda-airsoft BB's-vi...
By: matt09

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Sat, 19 Dec 2009 09:41:50 PST
Magnetic Fluid http://www.instructables.com/id/Magnetic-Fluid/
Magnetic Fluid - More DIY How To Projects]]> https://cdn.instructables.com/FZ2/6UEL/J7UR78GU/FZ26UELJ7UR78GU.SQUARE2.jpg https://cdn.instructables.com/FZ2/6UEL/J7UR78GU/FZ26UELJ7UR78GU.SQUARE.jpg https://cdn.instructables.com/FZ2/6UEL/J7UR78GU/FZ26UELJ7UR78GU.SMALL.jpg Technopolis STREAM *-* This Instructable is in English. Please click here for the Dutch version, *-* Deze Instructable is in het Engels. Klik hier voor de Nederlandse versie.Did you ever see a ‘magnetic fluid’? Some kind of metal-looking fluid that gets spiky when near a magnet? Here you’ll find instructions to make a...
By: Technopolis STREAM

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Mon, 25 Sep 2017 03:29:57 PDT
Soda Can Hydrogen Generator for Alternative Energy http://www.instructables.com/id/SODA-CAN-HYDROGEN-GENERATOR/
Soda Can Hydrogen Generator for Alternative Energy - More DIY How To Projects]]> https://cdn.instructables.com/FD6/25X1/F327AYIF/FD625X1F327AYIF.SQUARE2.jpg https://cdn.instructables.com/FD6/25X1/F327AYIF/FD625X1F327AYIF.SQUARE.jpg https://cdn.instructables.com/FD6/25X1/F327AYIF/FD625X1F327AYIF.SMALL.jpg Biotele Make Hydrogen On Demand from Activated Aluminum and Water. This invention has been patented! I use a drop of liquid metal that I bought from eBay and aluminum from a soda can to produce hydrogen from water. This reaction solves the problem of hydrogen storage for the hydrogen economy. Energy den...
By: Biotele

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Wed, 13 Jun 2007 15:24:22 PDT
Inside Pulsejet Engines http://www.instructables.com/id/Inside-Pulsejet-Engines/
Inside Pulsejet Engines - More DIY How To Projects]]> https://cdn.instructables.com/FG8/L05Q/J1MEY5XN/FG8L05QJ1MEY5XN.SQUARE2.jpg https://cdn.instructables.com/FG8/L05Q/J1MEY5XN/FG8L05QJ1MEY5XN.SQUARE.jpg https://cdn.instructables.com/FG8/L05Q/J1MEY5XN/FG8L05QJ1MEY5XN.SMALL.jpg ganuganu Hello everyone, after a while I have decided to post an instructable which gives the reader an detailed insight about the physics that is going on inside a valveless pulsejet engine. In this instructable I will be covering the following;1. Working of pulsejet engines (Animated step by step)2. Comput...
By: ganuganu

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Mon, 17 Apr 2017 07:41:30 PDT
Egg shell geode - crystals http://www.instructables.com/id/Egg-shell-geode-crystals/
Egg shell geode - crystals - More DIY How To Projects]]> https://cdn.instructables.com/FHZ/C6HK/GMIGGWOJ/FHZC6HKGMIGGWOJ.SQUARE2.jpg https://cdn.instructables.com/FHZ/C6HK/GMIGGWOJ/FHZC6HKGMIGGWOJ.SQUARE.jpg https://cdn.instructables.com/FHZ/C6HK/GMIGGWOJ/FHZC6HKGMIGGWOJ.SMALL.jpg wombatmorrison This a variation on common crystal growing techniques.  Instead of growing crystals on a string, grow them inside a 'geode' made from an egg shell and plaster of paris. Materials:  Egg shells (washed) plaster of paris disposable cup craft sticks or stir sticks Water table salt or other cr...
By: wombatmorrison

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Thu, 21 Apr 2011 13:56:20 PDT
How to dress a shop wound http://www.instructables.com/id/How-to-dress-a-shop-wound/
How to dress a shop wound - More DIY How To Projects]]> https://cdn.instructables.com/F95/4VJE/FRU1U6NQ/F954VJEFRU1U6NQ.SQUARE2.jpg https://cdn.instructables.com/F95/4VJE/FRU1U6NQ/F954VJEFRU1U6NQ.SQUARE.jpg https://cdn.instructables.com/F95/4VJE/FRU1U6NQ/F954VJEFRU1U6NQ.SMALL.jpg JHGLessons Accidentally slice your hand open while working on an instructables project? No worries, here's an other instructable to patch you back up.This is an account of my road to recovery after cutting myself while working on my victorian lamp instructable. Photographs by Kiki Brown Start by working on ...
By: JHGLessons

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Wed, 4 Mar 2009 21:23:53 PST
Design a Rocket Nose Cone (with Software) http://www.instructables.com/id/Design-a-Rocket-Nose-Cone-with-Software/
Design a Rocket Nose Cone (with Software) - More DIY How To Projects]]> https://cdn.instructables.com/FME/2HPH/IACFKXE6/FME2HPHIACFKXE6.SQUARE2.jpg https://cdn.instructables.com/FME/2HPH/IACFKXE6/FME2HPHIACFKXE6.SQUARE.jpg https://cdn.instructables.com/FME/2HPH/IACFKXE6/FME2HPHIACFKXE6.SMALL.jpg Jochefor If you are designing a amateur rocket or a big rocket to place a satellite in orbit, one of the most important part of a rocket is the nose cone. The nose of a rocket determines the amount of drag that the air is going to generate in your launch. So this also determines the amount of fuel you need t...
By: Jochefor

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Sun, 31 May 2015 12:26:41 PDT
Cardboard van Leeuwenhoek microscope http://www.instructables.com/id/Cardboard-van-Leeuwenhoek-microscope/
Cardboard van Leeuwenhoek microscope - More DIY How To Projects]]> https://cdn.instructables.com/F11/SDU1/FYTCOQK7/F11SDU1FYTCOQK7.SQUARE2.jpg https://cdn.instructables.com/F11/SDU1/FYTCOQK7/F11SDU1FYTCOQK7.SQUARE.jpg https://cdn.instructables.com/F11/SDU1/FYTCOQK7/F11SDU1FYTCOQK7.SMALL.jpg ChrysN This is a replica of Antonie van Leeuwenhoek's microscope made from cardboard, bamboo skewers and a lens made from a pen light.Antonie van Leeuwenhoek's microscope enabled him to see single celled organisms which he called "animalcules" and helped earn him the name "the Father of Microbiology". M...
By: ChrysN

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Thu, 27 Aug 2009 06:43:55 PDT
How to Create a Hovercraft http://www.instructables.com/id/How-to-Create-a-Hovercraft/
How to Create a Hovercraft - More DIY How To Projects]]> https://cdn.instructables.com/F2Q/VV7V/FORZTK11/F2QVV7VFORZTK11.SQUARE2.jpg https://cdn.instructables.com/F2Q/VV7V/FORZTK11/F2QVV7VFORZTK11.SQUARE.jpg https://cdn.instructables.com/F2Q/VV7V/FORZTK11/F2QVV7VFORZTK11.SMALL.jpg moofis What could be more fun than riding across the ground on a great, mighty hovercraft? This tutorial will teach you how to build a hovercraft for your own personal use. Materials How to Create a HovercraftMaterials:" 4ft x 4ft piece of plywood" Tarp or plastic shower curtain" Leaf blower" Duct tape"...
By: moofis

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Thu, 18 Dec 2008 07:45:31 PST
Make a Simple Electromagnet http://www.instructables.com/id/Make-a-Simple-Electromagnet/
Make a Simple Electromagnet - More DIY How To Projects]]> https://cdn.instructables.com/FK0/NW8X/R31ES9J5OW9/FK0NW8XR31ES9J5OW9.SQUARE2.jpg https://cdn.instructables.com/FK0/NW8X/R31ES9J5OW9/FK0NW8XR31ES9J5OW9.SQUARE.jpg https://cdn.instructables.com/FK0/NW8X/R31ES9J5OW9/FK0NW8XR31ES9J5OW9.SMALL.jpg FrenchCrawler Ever have a project that needed a certain kind of magnet, yet you didn't have what you needed? Maybe you wanted to be able to switch the magnet on and then off, but lack the knowledge on how to create such a wonderful thing? Now (after following my steps) you'll know how to make a basic one. I need...
By: FrenchCrawler

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Thu, 28 Sep 2006 01:58:22 PDT
How to Solve Physics Problems http://www.instructables.com/id/How-to-Solve-Physics-Problems/
How to Solve Physics Problems - More DIY How To Projects]]> https://cdn.instructables.com/F9P/Q5KA/H7A8QA9K/F9PQ5KAH7A8QA9K.SQUARE2.jpg https://cdn.instructables.com/F9P/Q5KA/H7A8QA9K/F9PQ5KAH7A8QA9K.SQUARE.jpg https://cdn.instructables.com/F9P/Q5KA/H7A8QA9K/F9PQ5KAH7A8QA9K.SMALL.jpg resistanceisfutileiflessthan1ohm Physics, despite it's reputation is an amazing science and with not as much effort as you would expect you can make calculations on some very interesting/practical phenomena. In this instructable I intend to show you how to make and understand some of those calculations, a minimum of algebra is nece...
By: resistanceisfutileiflessthan1ohm

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Sun, 7 Oct 2012 05:53:35 PDT
Lab Centrifuge Fidget Spinner http://www.instructables.com/id/Lab-Centrifuge-Fidget-Spinner/
Lab Centrifuge Fidget Spinner - More DIY How To Projects]]> https://cdn.instructables.com/F6J/EV6F/J4OFR5VS/F6JEV6FJ4OFR5VS.SQUARE2.jpg https://cdn.instructables.com/F6J/EV6F/J4OFR5VS/F6JEV6FJ4OFR5VS.SQUARE.jpg https://cdn.instructables.com/F6J/EV6F/J4OFR5VS/F6JEV6FJ4OFR5VS.SMALL.jpg Matlek Hi guys,In this article you will find how I made this special fidget spinner that can be used as a centrifuge for lab experiments! Here are all the steps: Centrifuges. Why do we use them? Requirements. Few things you need to have or need to know. Designing the spinner. The main steps on F...
By: Matlek

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Wed, 5 Jul 2017 11:09:04 PDT
How To Speed Up Utorrent 1.8.1 http://www.instructables.com/id/How-To-Speed-Up-Utorrent/
How To Speed Up Utorrent 1.8.1 - More DIY How To Projects]]> https://cdn.instructables.com/FAA/2G67/FQ6E5G6X/FAA2G67FQ6E5G6X.SQUARE2.jpg https://cdn.instructables.com/FAA/2G67/FQ6E5G6X/FAA2G67FQ6E5G6X.SQUARE.jpg https://cdn.instructables.com/FAA/2G67/FQ6E5G6X/FAA2G67FQ6E5G6X.SMALL.jpg mrmoneybagss This instructable is for people who want utorrent 1.8.1 to go faster. This will make utorrent go a few times faster.--== Think ==--Lets think, what can you do with all of that time saved? Getting To The Preferences 1. Go to the toolbar at the top and click options.2. The select Preferences*shortc...
By: mrmoneybagss

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Tue, 20 Jan 2009 21:59:11 PST
Unusual Uses for Magnets http://www.instructables.com/id/Unusual-Uses-for-Magnets/
Unusual Uses for Magnets - More DIY How To Projects]]> https://cdn.instructables.com/FES/200B/J6WG9AUN/FES200BJ6WG9AUN.SQUARE2.jpg https://cdn.instructables.com/FES/200B/J6WG9AUN/FES200BJ6WG9AUN.SQUARE.jpg https://cdn.instructables.com/FES/200B/J6WG9AUN/FES200BJ6WG9AUN.SMALL.jpg mikeasaurus I love magnets! There are many practical uses for magnets that we see everyday, but there are so many more ways to use magnets that the maker nerd in all of us will appreciate. Though there are a few types of magnets on the market, for almost every application I prefer neodymium magnets (also known ...
By: mikeasaurus

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Mon, 28 Aug 2017 11:41:13 PDT
World's Biggest Bath Bombs (Galaxy and Rainbow Colored) - 37lbs Each! For Charity http://www.instructables.com/id/Worlds-Biggest-Bath-Bombs-37lbs-Each-for-Charity/
World's Biggest Bath Bombs (Galaxy and Rainbow Colored) - 37lbs Each! For Charity - More DIY How To Projects]]> https://cdn.instructables.com/F04/L5N4/IQQUYOK7/F04L5N4IQQUYOK7.SQUARE2.jpg https://cdn.instructables.com/F04/L5N4/IQQUYOK7/F04L5N4IQQUYOK7.SQUARE.jpg https://cdn.instructables.com/F04/L5N4/IQQUYOK7/F04L5N4IQQUYOK7.SMALL.jpg Stemrise PurposeMy team and I created and detonated TWO 37lb bath bombs - galaxy-colored (inspired by this picture) and rainbow-colored - for your entertainment and for a good cause! We're using it to promote our back-to-school giveaway for 500+ low-income kids. Here is our campaign: https://www.generosity.c...
By: Stemrise

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Mon, 18 Jul 2016 08:02:11 PDT
The amazing Pringles Stirling engine http://www.instructables.com/id/The-amazing-pringles-tube-Stirling-engine/
The amazing Pringles Stirling engine - More DIY How To Projects]]> https://cdn.instructables.com/F6F/RDED/GHTLLK2T/F6FRDEDGHTLLK2T.SQUARE2.jpg https://cdn.instructables.com/F6F/RDED/GHTLLK2T/F6FRDEDGHTLLK2T.SQUARE.jpg https://cdn.instructables.com/F6F/RDED/GHTLLK2T/F6FRDEDGHTLLK2T.SMALL.jpg scraptopower The amazing pringles Stirling engine, made from cardboard Pringles tube. When I saw this video by MarekSHayward I just had to have my own! It impressed me seeing a Stirling engine made mostly out of cardboard, something which wouldn't normally be workable in an external combustion engine.  This is a...
By: scraptopower

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Sun, 19 Dec 2010 12:29:10 PST
Coil Gun Projectiles http://www.instructables.com/id/Coil-Gun-Projectiles/
Coil Gun Projectiles - More DIY How To Projects]]> https://cdn.instructables.com/FVW/LUHT/GJ7MUEEE/FVWLUHTGJ7MUEEE.SQUARE2.jpg https://cdn.instructables.com/FVW/LUHT/GJ7MUEEE/FVWLUHTGJ7MUEEE.SQUARE.jpg https://cdn.instructables.com/FVW/LUHT/GJ7MUEEE/FVWLUHTGJ7MUEEE.SMALL.jpg LetsBuildOne I've built a fair few projectiles for my 6mm and 50 cal Coilgun over the years and I thought I'd save you some time and break it down for you showing you what works and how to do it. Here is a video montage of the 50 cal shooting various things with various projectiles. Governing Principles o...
By: LetsBuildOne

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Sat, 22 Jan 2011 12:08:36 PST
Solar Eclipse Viewer From Reading Glasses and Cardboard http://www.instructables.com/id/Solar-Eclipse-Viewer-From-Reading-Glasses-and-Card/
Solar Eclipse Viewer From Reading Glasses and Cardboard - More DIY How To Projects]]> https://cdn.instructables.com/F0T/BM6W/IKVFWWU9/F0TBM6WIKVFWWU9.SQUARE2.jpg https://cdn.instructables.com/F0T/BM6W/IKVFWWU9/F0TBM6WIKVFWWU9.SQUARE.jpg https://cdn.instructables.com/F0T/BM6W/IKVFWWU9/F0TBM6WIKVFWWU9.SMALL.jpg origamiwolf Solar eclipses are rare astronomical events which are exciting to watch, but require some form of equipment for safe viewing. Even if most of the Sun is obscured, it still emits enough light, particularly ultraviolet light, that can cause permanent damage to the eyes.Most eclipse sites recommend us...
By: origamiwolf

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Sun, 21 Feb 2016 07:58:32 PST
How to Make a Solar Eclipse Viewer - DIY Guy http://www.instructables.com/id/How-to-Make-a-Solar-Eclipse-Viewer-1/
How to Make a Solar Eclipse Viewer - DIY Guy - More DIY How To Projects]]> https://cdn.instructables.com/FQV/HSDS/J6CGD0TB/FQVHSDSJ6CGD0TB.SQUARE2.jpg https://cdn.instructables.com/FQV/HSDS/J6CGD0TB/FQVHSDSJ6CGD0TB.SQUARE.jpg https://cdn.instructables.com/FQV/HSDS/J6CGD0TB/FQVHSDSJ6CGD0TB.SMALL.jpg LowesDIYGuy A total solar eclipse is coming to the USA on Monday, August 21st! There hasn't been a total eclipse visible here since 1979, and there won't be another one until 2024.Viewing a solar eclipse with your bare eyes is super dangerous. As little as 30 seconds of cumulative exposure can cause permanent b...
By: LowesDIYGuy

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Wed, 16 Aug 2017 10:07:09 PDT
How to Make a Eyepiece for Telescope http://www.instructables.com/id/How-to-make-a-eyepiece-for-telescope/
How to Make a Eyepiece for Telescope - More DIY How To Projects]]> https://cdn.instructables.com/FM0/GKT3/FXR6ZBVC/FM0GKT3FXR6ZBVC.SQUARE2.jpg https://cdn.instructables.com/FM0/GKT3/FXR6ZBVC/FM0GKT3FXR6ZBVC.SQUARE.jpg https://cdn.instructables.com/FM0/GKT3/FXR6ZBVC/FM0GKT3FXR6ZBVC.SMALL.jpg hvegar The storybehind this project.Close to the 400 year anniversary of the observations made by Galileo, The International Year of Astronomy, a group of friends and I decided to participate in the different events, there was a proposal to make a workshop on building telescopes, there is plenty of informa...
By: hvegar

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Mon, 3 Aug 2009 07:32:42 PDT
Wireless temperature sensor http://www.instructables.com/id/Wireless-temperature-sensor/
Wireless temperature sensor - More DIY How To Projects]]> https://cdn.instructables.com/FJW/C5RT/FVMV5XDA/FJWC5RTFVMV5XDA.SQUARE2.jpg https://cdn.instructables.com/FJW/C5RT/FVMV5XDA/FJWC5RTFVMV5XDA.SQUARE.jpg https://cdn.instructables.com/FJW/C5RT/FVMV5XDA/FJWC5RTFVMV5XDA.SMALL.jpg Richaarddd Consisting of 2 circuitsOne reads the temperature using a DS18B20 and then transmitts it over the radio waves.The other receives the data and displays it.I've not fully tested the range yet, but I've had it working over 12 feet going through 2 walls.Transmitter Parts List:Picaxe 08mDS18B20 temp sens...
By: Richaarddd

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Wed, 3 Jun 2009 16:06:18 PDT
Safely Shooting the Sun With the Canon PowerShot SX530 HS http://www.instructables.com/id/Safely-Shooting-the-Sun-With-the-Canon-PowerShot-S/
Safely Shooting the Sun With the Canon PowerShot SX530 HS - More DIY How To Projects]]> https://cdn.instructables.com/F0B/OQDN/J63V20R9/F0BOQDNJ63V20R9.SQUARE2.jpg https://cdn.instructables.com/F0B/OQDN/J63V20R9/F0BOQDNJ63V20R9.SQUARE.jpg https://cdn.instructables.com/F0B/OQDN/J63V20R9/F0BOQDNJ63V20R9.SMALL.jpg ProfHankD By now, if you live in the USA, you know there's an eclipse coming August 21, 2017. Even if you're not all that excited about it, you know you're gonna watch it... and you'll probably try to photograph it.Hopefully, you already know not to stare at the Sun without protecting your eyes -- and I don'...
By: ProfHankD

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Wed, 9 Aug 2017 08:55:31 PDT
Water Bottle "Magic" Trick http://www.instructables.com/id/Water-bottle-steam/
Water Bottle "Magic" Trick - More DIY How To Projects]]> https://cdn.instructables.com/FTB/3LMX/FVHQCQDL/FTB3LMXFVHQCQDL.SQUARE2.jpg https://cdn.instructables.com/FTB/3LMX/FVHQCQDL/FTB3LMXFVHQCQDL.SQUARE.jpg https://cdn.instructables.com/FTB/3LMX/FVHQCQDL/FTB3LMXFVHQCQDL.SMALL.jpg ecorthell A great "magic" trick to show small kids or a fun way to kill time. Make steam come out of a water bottle without heating it. A simple pressure experiment that is very entertaining. Safety Warnings 1) Make sure you have safety glasses2) Have a parent/guardian present3) Do it in an open space 4)...
By: ecorthell

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Wed, 3 Jun 2009 06:59:50 PDT
Acoustic Levitator http://www.instructables.com/id/Acoustic-Levitator/
Acoustic Levitator - More DIY How To Projects]]> https://cdn.instructables.com/F5D/TYSX/J6B0OCV0/F5DTYSXJ6B0OCV0.SQUARE2.jpg https://cdn.instructables.com/F5D/TYSX/J6B0OCV0/F5DTYSXJ6B0OCV0.SQUARE.jpg https://cdn.instructables.com/F5D/TYSX/J6B0OCV0/F5DTYSXJ6B0OCV0.SMALL.jpg Asier Marzo Use acoustic waves to hold in mid-air samples such as water, ants or tiny electric components. This technology has been previously restricted to a couple of research labs but now you can make it at your home.If you want more background and details you can check our Open Access papers: More details ...
By: Asier Marzo

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Mon, 14 Aug 2017 08:06:56 PDT
How to SAFELY View the Sun to See a Solar Eclipse and Search for Sunspots. http://www.instructables.com/id/How-to-SAFELY-View-the-Sun-to-See-a-Solar-Eclipse-/
How to SAFELY View the Sun to See a Solar Eclipse and Search for Sunspots. - More DIY How To Projects]]> https://cdn.instructables.com/FAP/CDUY/J69WVY3R/FAPCDUYJ69WVY3R.SQUARE2.jpg https://cdn.instructables.com/FAP/CDUY/J69WVY3R/FAPCDUYJ69WVY3R.SQUARE.jpg https://cdn.instructables.com/FAP/CDUY/J69WVY3R/FAPCDUYJ69WVY3R.SMALL.gif More Than the Sum I am going to show you how to view the sun using several indirect viewing methods, ranging from looking at shadows on the ground, to projecting through a telescope. I have recorded a video that explains how solar projection works, and provides several different examples of how to project the sun. ...
By: More Than the Sum

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Sat, 12 Aug 2017 21:11:17 PDT
Easy Hogographic Projector http://www.instructables.com/id/Easy-Hogographic-Projector/
Easy Hogographic Projector - More DIY How To Projects]]> https://cdn.instructables.com/FAW/WBVT/ICEMT34J/FAWWBVTICEMT34J.SQUARE2.jpg https://cdn.instructables.com/FAW/WBVT/ICEMT34J/FAWWBVTICEMT34J.SQUARE.jpg https://cdn.instructables.com/FAW/WBVT/ICEMT34J/FAWWBVTICEMT34J.SMALL.jpg Saurav Chakraborty Here is an easy way to make simple holographic projector for smart mobile phone. I was inspired by the work of mikroGanesh and made this simple and modified projector. You Need: 1 Transparent sheet2 Cardboard/thick paper3 Smart Phone4 drawing tools like ruler, drawing compass, pen etc. 5 Glue and...
By: Saurav Chakraborty

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Wed, 22 Jul 2015 07:33:40 PDT
How To Build a Brain Cap (tDCS) http://www.instructables.com/id/How-To-Build-a-Brain-Cap-tDCS/
How To Build a Brain Cap (tDCS) - More DIY How To Projects]]> https://cdn.instructables.com/F49/5SNQ/HUURHU48/F495SNQHUURHU48.SQUARE2.jpg https://cdn.instructables.com/F49/5SNQ/HUURHU48/F495SNQHUURHU48.SQUARE.jpg https://cdn.instructables.com/F49/5SNQ/HUURHU48/F495SNQHUURHU48.SMALL.jpg Phage10 Overview First instructable! I hope it is good.In this instructable, I will show you how to make and use a "brain cap" a tDCS device that can be worn while it is being used. tDCS stands for transcranial direct current stimulation, a form of brain stimulation involving direct current (aka a batte...
By: Phage10

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Mon, 5 May 2014 23:46:45 PDT
Cardboard Box Eclipse Viewer http://www.instructables.com/id/Cardboard-Box-Eclipse-Viewer/
Cardboard Box Eclipse Viewer - More DIY How To Projects]]> https://cdn.instructables.com/FX9/YHD1/J5X0LBKU/FX9YHD1J5X0LBKU.SQUARE2.jpg https://cdn.instructables.com/FX9/YHD1/J5X0LBKU/FX9YHD1J5X0LBKU.SQUARE.jpg https://cdn.instructables.com/FX9/YHD1/J5X0LBKU/FX9YHD1J5X0LBKU.SMALL.jpg audreyobscura A simple and safe way to watch a solar eclipse is to use a box pinhole projector. This eclipse viewer is easy to make from a cardboard box and ordinary household items.When a solar eclipse happens, we see the moon's shadow completely blocking the sun. The sun's corona is briefly visible while the mo...
By: audreyobscura

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Fri, 4 Aug 2017 19:45:36 PDT
Beginner's Guide - AVR Programming http://www.instructables.com/id/Beginners-Guide-AVR-Programming/
Beginner's Guide - AVR Programming - More DIY How To Projects]]> https://cdn.instructables.com/FE9/O6LO/G51G679Z/FE9O6LOG51G679Z.SQUARE2.jpg https://cdn.instructables.com/FE9/O6LO/G51G679Z/FE9O6LOG51G679Z.SQUARE.jpg https://cdn.instructables.com/FE9/O6LO/G51G679Z/FE9O6LOG51G679Z.SMALL.jpg cl97 You will get this done in 30 min. Parts 1. 1 X  any type of circuit board 2. 1 X Atmel AVR Atmega16 microcontroller 3. 8 X 330 ohms Resistors 4. 8 X LEDs 5. 1 X AVR Programmer (just use for download the code, i used a STK500) Build the circuit It's very simple, just follow the diagram that i...
By: cl97

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Wed, 3 Feb 2010 09:33:27 PST
How to make a bouncy egg. http://www.instructables.com/id/How-to-make-a-bouncy-egg/
How to make a bouncy egg. - More DIY How To Projects]]> https://cdn.instructables.com/FNX/RHC4/GM552BFM/FNXRHC4GM552BFM.SQUARE2.jpg https://cdn.instructables.com/FNX/RHC4/GM552BFM/FNXRHC4GM552BFM.SQUARE.jpg https://cdn.instructables.com/FNX/RHC4/GM552BFM/FNXRHC4GM552BFM.SMALL.jpg futureventions this will egg-splain (pardon the pun) to you how to easily make a bouncy egg using... an egg! this is very simple and easy to do! A friend showed me how to do this so I'm doing this on his behalf. Preparing the egg Leave it, you need to do nothing to the egg at this point. Preparing the equ...
By: futureventions

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Tue, 5 Apr 2011 11:53:46 PDT
Levitation of Homopolar Motor http://www.instructables.com/id/Levitation-of-Homopolar-Motor/
Levitation of Homopolar Motor - More DIY How To Projects]]> https://cdn.instructables.com/FPD/N7CB/IJN55A73/FPDN7CBIJN55A73.SQUARE2.jpg https://cdn.instructables.com/FPD/N7CB/IJN55A73/FPDN7CBIJN55A73.SQUARE.jpg https://cdn.instructables.com/FPD/N7CB/IJN55A73/FPDN7CBIJN55A73.SMALL.jpg Magnetic Games Difficulty of realization 8/10 Levitation of Homopolar Motor I joined the homopolar motor experiment with the pencil levitation experiment ... and this is the result. I think it is an original work, you have seen one like it around on web? It is similar to the experiment of the Mendocino motor, b...
By: Magnetic Games

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Wed, 20 Jan 2016 07:19:19 PST
Make Silver Different Colors by Anodizing http://www.instructables.com/id/Make-Silver-Different-Colors-by-Anodizing/
Make Silver Different Colors by Anodizing - More DIY How To Projects]]> https://cdn.instructables.com/FQB/WNBT/FRTXG3B8/FQBWNBTFRTXG3B8.SQUARE2.jpg https://cdn.instructables.com/FQB/WNBT/FRTXG3B8/FQBWNBTFRTXG3B8.SQUARE.jpg https://cdn.instructables.com/FQB/WNBT/FRTXG3B8/FQBWNBTFRTXG3B8.SMALL.jpg NurdRage How to Make Silver Different Colors by Electrochemical Anodizing.Without using paint you can give a silver surface various colors by anodizing it. WARNING: Anodizing solution is corrosive, so wear gloves at all times when working with it. It is also somewhat toxic, so keep it away from children and ...
By: NurdRage

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Mon, 2 Mar 2009 20:39:12 PST
How to Send a Camera to Space http://www.instructables.com/id/Sending-Weather-Balloon-to-Space-with-a-Camera/
How to Send a Camera to Space - More DIY How To Projects]]> https://cdn.instructables.com/FLA/6U0T/J80GKCL2/FLA6U0TJ80GKCL2.SQUARE2.jpg https://cdn.instructables.com/FLA/6U0T/J80GKCL2/FLA6U0TJ80GKCL2.SQUARE.jpg https://cdn.instructables.com/FLA/6U0T/J80GKCL2/FLA6U0TJ80GKCL2.SMALL.jpg GrantS6 Have you ever wanted to get your own pictures of space and the landscape of your surrounding area? If so, building a payload with a camera to send to space on a professional weather balloon may be the project for you! This Instructables has everything you need to create your own space-bound camera! ...
By: GrantS6

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Tue, 5 May 2015 17:18:59 PDT
The $1 Pocket Microscope - Explore the World Around You at 80x and 140x! http://www.instructables.com/id/The-1-Pocket-Microscope-Explore-the-World-Around-Y/
The $1 Pocket Microscope - Explore the World Around You at 80x and 140x! - More DIY How To Projects]]> https://cdn.instructables.com/FW3/JMC3/J5CQ2471/FW3JMC3J5CQ2471.SQUARE2.jpg https://cdn.instructables.com/FW3/JMC3/J5CQ2471/FW3JMC3J5CQ2471.SQUARE.jpg https://cdn.instructables.com/FW3/JMC3/J5CQ2471/FW3JMC3J5CQ2471.SMALL.jpg anisotropy Microscopes let you explore the world around you at a small scale. With this $1 3D printed microscope, you can see tiny things in amazing detail! Looking at insects, plants, and even dirt close up can be fascinating. I've already seen firsthand how impactful inexpensive tools for scientific explorat...
By: anisotropy

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Thu, 20 Jul 2017 18:37:38 PDT
Make a Temporary Magnet http://www.instructables.com/id/Make-a-Temporary-Magnet/
Make a Temporary Magnet - More DIY How To Projects]]> https://cdn.instructables.com/F0V/BMYH/LSFERIE31F3/F0VBMYHLSFERIE31F3.SQUARE2.jpg https://cdn.instructables.com/F0V/BMYH/LSFERIE31F3/F0VBMYHLSFERIE31F3.SQUARE.jpg https://cdn.instructables.com/F0V/BMYH/LSFERIE31F3/F0VBMYHLSFERIE31F3.SMALL.jpg FrenchCrawler I learned this from my dad when I was a little kid, but I searched instructables and found that no one has posted it, so here it is. I'm actually kind of shocked that no one has posted this yet. I'd like to apologize for my last instructable to those of you saw it before I deleted it. Also to Tetra...
By: FrenchCrawler

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Thu, 7 Sep 2006 10:22:29 PDT
Generator Demonstration from Cordless Drill http://www.instructables.com/id/Generator-Demonstration-from-Cordless-Drill/
Generator Demonstration from Cordless Drill - More DIY How To Projects]]> https://cdn.instructables.com/FYA/X5T8/GAPURQY2/FYAX5T8GAPURQY2.SQUARE2.jpg https://cdn.instructables.com/FYA/X5T8/GAPURQY2/FYAX5T8GAPURQY2.SQUARE.jpg https://cdn.instructables.com/FYA/X5T8/GAPURQY2/FYAX5T8GAPURQY2.SMALL.jpg Jack A Lopez This instructable will show you how to make a crude, but sturdy, hand cranked generator, capable of supplying  just a few watts of unregulated DC, at a potential of a few volts or so.  This generator is suitable for classroom demonstrations, science projects, lending credence to the legend that a mo...
By: Jack A Lopez

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Thu, 24 Jun 2010 23:49:03 PDT
How to ready your Uncle Milton ant farm http://www.instructables.com/id/How-to-ready-your-Uncle-Milton-ant-farm/
How to ready your Uncle Milton ant farm - More DIY How To Projects]]> https://cdn.instructables.com/FLA/F9V3/FWBNNV1R/FLAF9V3FWBNNV1R.SQUARE2.jpg https://cdn.instructables.com/FLA/F9V3/FWBNNV1R/FLAF9V3FWBNNV1R.SQUARE.jpg https://cdn.instructables.com/FLA/F9V3/FWBNNV1R/FLAF9V3FWBNNV1R.SMALL.jpg kalamistix May be easy, may be not, but I'm gonna show you my detailed description of getting your ant farm ready. So, I got this ant farm for Christmas, but I couldn't get any ants until May through June so I had sent for them around the end of May and finally got them on June 22 (they didn't cash the check ...
By: kalamistix

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Wed, 24 Jun 2009 10:46:47 PDT
Harvesting Sound Energy From Passing Cars http://www.instructables.com/id/Harvesting-Sound-Energy-From-Passing-Cars/
Harvesting Sound Energy From Passing Cars - More DIY How To Projects]]> https://cdn.instructables.com/FWE/S0LN/J58FOZMC/FWES0LNJ58FOZMC.SQUARE2.jpg https://cdn.instructables.com/FWE/S0LN/J58FOZMC/FWES0LNJ58FOZMC.SQUARE.jpg https://cdn.instructables.com/FWE/S0LN/J58FOZMC/FWES0LNJ58FOZMC.SMALL.jpg Mechanical Attraction There is energy everywhere around us and in many different forms. Many devices have been developed to harvest light, wind, waves, and more. One unusual place of energy harvesting is from passing cars. As cars pass by some of their energy is released in form of sound. Even though the overall energy m...
By: Mechanical Attraction

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Mon, 17 Jul 2017 17:24:30 PDT
LUMOS: Smart Lamp for Better Sleep http://www.instructables.com/id/LUMOS-Smart-Lamp-for-Better-Health/
LUMOS: Smart Lamp for Better Sleep - More DIY How To Projects]]> https://cdn.instructables.com/FAZ/XTTP/J5CQB7EK/FAZXTTPJ5CQB7EK.SQUARE2.jpg https://cdn.instructables.com/FAZ/XTTP/J5CQB7EK/FAZXTTPJ5CQB7EK.SQUARE.jpg https://cdn.instructables.com/FAZ/XTTP/J5CQB7EK/FAZXTTPJ5CQB7EK.SMALL.jpg Jonathanrjpereira There are plenty of smart lighting systems out there that let you change light colors and dim with just your smartphone (or even your voice), but this Open Source lamp called Lumos is a smart lighting system that works to benefit your health.Lumos mimics the natural light of the sun as it passes ove...
By: Jonathanrjpereira

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Sun, 23 Jul 2017 04:54:16 PDT
Make Bismuth Crystals In The Kitchen http://www.instructables.com/id/Make-Bismuth-Crystals-In-The-Kitchen/
Make Bismuth Crystals In The Kitchen - More DIY How To Projects]]> https://cdn.instructables.com/FQR/VR4S/I7VQLJGX/FQRVR4SI7VQLJGX.SQUARE2.jpg https://cdn.instructables.com/FQR/VR4S/I7VQLJGX/FQRVR4SI7VQLJGX.SQUARE.jpg https://cdn.instructables.com/FQR/VR4S/I7VQLJGX/FQRVR4SI7VQLJGX.SMALL.jpg NightHawkInLight Bismuth is non-toxic, at least, it is not bio accumulative so you would need to consume a whole lot at one time to have issue. The bismuth compound bismuth subsalicylate is the active ingredient in Pepto Bismol. It is the most highly diamagnetic element known, and is slightly radioactive with a half...
By: NightHawkInLight

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Mon, 30 Mar 2015 09:27:42 PDT
A Strong Simple Sun Tracker http://www.instructables.com/id/A-Strong-Simple-Sun-Tracker/
A Strong Simple Sun Tracker - More DIY How To Projects]]> https://cdn.instructables.com/F6P/OAG1/FKLD2LGA/F6POAG1FKLD2LGA.SQUARE2.jpg https://cdn.instructables.com/F6P/OAG1/FKLD2LGA/F6POAG1FKLD2LGA.SQUARE.jpg https://cdn.instructables.com/F6P/OAG1/FKLD2LGA/F6POAG1FKLD2LGA.SMALL.jpg Mud Stuffin Build a big array of mirrors for a solar collector and you still have one problem, it has to follow the sun as it travels across the sky. Solar trackers are expensive and complicated. Heres one that is simple, cheap and strong. You can make it from parts found in the hardware store and garage sale...
By: Mud Stuffin

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Wed, 3 Sep 2008 15:10:49 PDT
Build a Pendulum Seismometer for under $15 http://www.instructables.com/id/Build-a-Pendulum-Seismometer-for-under-15/
Build a Pendulum Seismometer for under $15 - More DIY How To Projects]]> https://cdn.instructables.com/FEJ/THNX/H673DZLJ/FEJTHNXH673DZLJ.SQUARE2.jpg https://cdn.instructables.com/FEJ/THNX/H673DZLJ/FEJTHNXH673DZLJ.SQUARE.jpg https://cdn.instructables.com/FEJ/THNX/H673DZLJ/FEJTHNXH673DZLJ.SMALL.jpg bikeframe Instructables is such a super source of information! A while back I was looking for ideas for a seismometer I wanted to build and ran across the IBLs that used a piezo element from a $1 intruder alarm as a microphone. There was my seismometer transducer. What a deal for a buck! A seismometer is a s...
By: bikeframe

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Thu, 30 Aug 2012 14:36:28 PDT
"Elephant Toothpaste" with Potassium permanganate and Hydrogen peroxide http://www.instructables.com/id/quotElephant-Toothpastequot-with-Potassium-per/
"Elephant Toothpaste" with Potassium permanganate and Hydrogen peroxide - More DIY How To Projects]]> https://cdn.instructables.com/FUA/60JC/FZNHOMJ8/FUA60JCFZNHOMJ8.SQUARE2.jpg https://cdn.instructables.com/FUA/60JC/FZNHOMJ8/FUA60JCFZNHOMJ8.SQUARE.jpg https://cdn.instructables.com/FUA/60JC/FZNHOMJ8/FUA60JCFZNHOMJ8.SMALL.jpg cforchemistry It is a experiment similar to Experiment #2, decomposition of Hydrogen peroxide generate Oxygen, which turns detergent into foam. It is so called "Elephant Toothpaste" because the foam is so much, and come out from beaker just like squeezing out toothpaste.Please rate, comment and subscribe for more...
By: cforchemistry

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Wed, 16 Sep 2009 07:04:37 PDT
Do It Yourself Lab Ware http://www.instructables.com/id/Do-It-Yourself-Lab-Ware/
Do It Yourself Lab Ware - More DIY How To Projects]]> https://cdn.instructables.com/F3I/HOK1/HOUFPZBV/F3IHOK1HOUFPZBV.SQUARE2.jpg https://cdn.instructables.com/F3I/HOK1/HOUFPZBV/F3IHOK1HOUFPZBV.SQUARE.jpg https://cdn.instructables.com/F3I/HOK1/HOUFPZBV/F3IHOK1HOUFPZBV.SMALL.jpg KRA5H This DIY lab ware Instructable was written for Tekla Labs, whose "mission is to empower scientists all over the world to build their own research infrastructure." These DIY lab ware are from a series of articles I've written for my column The Square Root of Not (http://www.science20.com/square_root_...
By: KRA5H

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Thu, 12 Dec 2013 09:24:36 PST
Hybrid Rocket Engine http://www.instructables.com/id/Hybrid-Rocket-Engine/
Hybrid Rocket Engine - More DIY How To Projects]]> https://cdn.instructables.com/F7N/P294/J4YFP24F/F7NP294J4YFP24F.SQUARE2.jpg https://cdn.instructables.com/F7N/P294/J4YFP24F/F7NP294J4YFP24F.SQUARE.jpg https://cdn.instructables.com/F7N/P294/J4YFP24F/F7NP294J4YFP24F.SMALL.jpg LabRatMatt Rockets are awesome. This is an undeniable truth.Many years ago, when I first discovered model rockets, they captivated me. Those little gunpowder engines had just enough thrust to make a painted cardboard tube soar hundreds of feet in the air. In this instructable, we will build a slightly more ...
By: LabRatMatt

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Tue, 11 Jul 2017 08:10:00 PDT
Simple FM radio (sure works!) http://www.instructables.com/id/Simple-FM-Radio-sure-Works/
Simple FM radio (sure works!) - More DIY How To Projects]]> https://cdn.instructables.com/FTB/ZHST/ITQ34HUK/FTBZHSTITQ34HUK.SQUARE2.jpg https://cdn.instructables.com/FTB/ZHST/ITQ34HUK/FTBZHSTITQ34HUK.SQUARE.jpg https://cdn.instructables.com/FTB/ZHST/ITQ34HUK/FTBZHSTITQ34HUK.SMALL.jpg mkpeker Simple and powerful fm radio with easy to find parts circuit This is a regenerative Fm radio. Build very simple and easy to find parts. No special coils or uhf transistors.Antenna catches fm waves, first transistor works as oscillator. R1, L1 and C1 determinates oscillation frequency. Internal fr...
By: mkpeker

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Sun, 2 Oct 2016 03:57:32 PDT