Instructables: exploring - technology - science - featured http://www.instructables.com Mon, 5 Dec 2016 19:03:17 PST BLOX v1.01 To Put a cloud in a bottle http://www.instructables.com/id/To-Put-a-Cloud-in-a-Bottle/
To Put a cloud in a bottle - More DIY How To Projects]]> https://cdn.instructables.com/FKA/E337/IW6PT5EO/FKAE337IW6PT5EO.SQUARE2.jpg https://cdn.instructables.com/FKA/E337/IW6PT5EO/FKAE337IW6PT5EO.SQUARE.jpg https://cdn.instructables.com/FKA/E337/IW6PT5EO/FKAE337IW6PT5EO.SMALL.jpg rudyexplor I'll show you something cool.how to put a cloud in a bottle ?You will need : a compressor or pump a plastic bottle preferably soda cork stopper pierced by a tube do not forget the helmetBe careful some plastic bottle are more resistant than others. Use the large brand of cola you know all.W...
By: rudyexplor

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Mon, 5 Dec 2016 07:01:35 PST
Biosafety Cabinet for Tissue Culture http://www.instructables.com/id/Biosafety-Cabinet-for-Tissue-Culture/
Biosafety Cabinet for Tissue Culture - More DIY How To Projects]]> https://cdn.instructables.com/F4V/ULHZ/IW6PQ9ZM/F4VULHZIW6PQ9ZM.SQUARE2.jpg https://cdn.instructables.com/F4V/ULHZ/IW6PQ9ZM/F4VULHZIW6PQ9ZM.SQUARE.jpg https://cdn.instructables.com/F4V/ULHZ/IW6PQ9ZM/F4VULHZIW6PQ9ZM.SMALL.jpg abizar A tissue culture hood now often referred to as a Biosafety cabinet is an essential if you are performing tissue cuture experiments. This instructable describes the way I made my own (first picture). Just to give you an idea on how these Biosafety cabinets work - the second image describes the approa...
By: abizar

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Mon, 5 Dec 2016 00:57:23 PST
Make blue ink disappear, recoloring and disappear - experiment and explanation - Without risk http://www.instructables.com/id/Make-Blue-Ink-Disappear-Recoloring-and-Disappear-E/
Make blue ink disappear, recoloring and disappear - experiment and explanation - Without risk - More DIY How To Projects]]> https://cdn.instructables.com/F62/SXF4/IW6PIEM8/F62SXF4IW6PIEM8.SQUARE2.jpg https://cdn.instructables.com/F62/SXF4/IW6PIEM8/F62SXF4IW6PIEM8.SQUARE.jpg https://cdn.instructables.com/F62/SXF4/IW6PIEM8/F62SXF4IW6PIEM8.SMALL.jpg rudyexplor For those who follow me already you know that I love to learn and keep a track of my learning. And by the same opportunity sharing with all of you.Here is an instructable which explains the discoloration, the recoloring and a other discoloration of the ink in water.The pictures above show you the 4 ...
By: rudyexplor

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Fri, 2 Dec 2016 16:00:13 PST
DIY Pressure Chamber http://www.instructables.com/id/DIY-Pressure-Chamber/
DIY Pressure Chamber - More DIY How To Projects]]> https://cdn.instructables.com/FIM/RDVD/IW6POHY5/FIMRDVDIW6POHY5.SQUARE2.jpg https://cdn.instructables.com/FIM/RDVD/IW6POHY5/FIMRDVDIW6POHY5.SQUARE.jpg https://cdn.instructables.com/FIM/RDVD/IW6POHY5/FIMRDVDIW6POHY5.SMALL.jpg Plantfreak1 This pressure chamber is great for several educational experiments. However there is a certain level of danger involved. NOT ALL SODA BOTTLES ARE CREATED EQUAL AND A SAFE PRESSURE FOR ONE BOTTLE MAY BE THE RUPTURING PRESSURE FOR ANOTHER. EXERCISE CAUTION AND WEAR EYE PROTECTION WHILE FILLING THE BOT...
By: Plantfreak1

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Thu, 1 Dec 2016 22:35:09 PST
Ocean Data Buoy [2.0] http://www.instructables.com/id/Ocean-Data-Buoy-20/
Ocean Data Buoy [2.0] - More DIY How To Projects]]> https://cdn.instructables.com/F4Q/SKS1/IW6PEQVX/F4QSKS1IW6PEQVX.SQUARE2.jpg https://cdn.instructables.com/F4Q/SKS1/IW6PEQVX/F4QSKS1IW6PEQVX.SQUARE.jpg https://cdn.instructables.com/F4Q/SKS1/IW6PEQVX/F4QSKS1IW6PEQVX.SMALL.jpg pluvialychnus Scientists have been deploying battery powered sensors on ocean buoys for the past 30 years to track currents, waves, temperature, salinity, pH, and other metrics in an effort to understand the ocean. The accepted design standards for these single use instruments typically rely on plastics, urethan...
By: pluvialychnus

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Thu, 1 Dec 2016 16:22:54 PST
3D periodic table http://www.instructables.com/id/3D-Periodic-Table/
3D periodic table - More DIY How To Projects]]> https://cdn.instructables.com/FL3/NKP6/IVO7OUIN/FL3NKP6IVO7OUIN.SQUARE2.jpg https://cdn.instructables.com/FL3/NKP6/IVO7OUIN/FL3NKP6IVO7OUIN.SQUARE.jpg https://cdn.instructables.com/FL3/NKP6/IVO7OUIN/FL3NKP6IVO7OUIN.SMALL.jpg makendo The first periodic table was developed in 1862 by a French geologist called Alexandre-Émile Béguyer de Chancourtois. He plotted the elements on a cylinder with a circumference of 16 units, and noted the resulting helix placed elements with similar properties in line with each other. But his idea - w...
By: makendo

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Mon, 28 Nov 2016 14:21:37 PST
The Lightning Machine: How to Build a Tesla Coil http://www.instructables.com/id/The-Lightning-Machine-How-to-Build-a-Tesla-Coil/
The Lightning Machine: How to Build a Tesla Coil - More DIY How To Projects]]> https://cdn.instructables.com/FN5/ZENI/IVMQ63CQ/FN5ZENIIVMQ63CQ.SQUARE2.jpg https://cdn.instructables.com/FN5/ZENI/IVMQ63CQ/FN5ZENIIVMQ63CQ.SQUARE.jpg https://cdn.instructables.com/FN5/ZENI/IVMQ63CQ/FN5ZENIIVMQ63CQ.SMALL.jpg tanner_tech Have you ever wanted the power to create a lightning storm in your house? Have you ever wanted to build the famous machine in the movies that creates giant sparks that jump into the air? If you have, then you are in luck! About 128 years ago, genius inventor Nikola Tesla invented a machine that ...
By: tanner_tech

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Sat, 26 Nov 2016 18:37:21 PST
Seeing Sound and Breaking Wine Glasses http://www.instructables.com/id/Seeing-Sound-and-Breaking-Wine-Glasses/
Seeing Sound and Breaking Wine Glasses - More DIY How To Projects]]> https://cdn.instructables.com/FL3/7THN/IVO5DS0O/FL37THNIVO5DS0O.SQUARE2.jpg https://cdn.instructables.com/FL3/7THN/IVO5DS0O/FL37THNIVO5DS0O.SQUARE.jpg https://cdn.instructables.com/FL3/7THN/IVO5DS0O/FL37THNIVO5DS0O.SMALL.jpg astroknut This project was motivated by a video I saw on YouTube that seemed to show the waves present on a guitar string when plucked (see video). I knew this was a "rolling shutter" effect, so I wanted to see what guitar strings actually looked like when plucked. I didn't have an expensive high speed camera...
By: astroknut

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Sat, 26 Nov 2016 16:29:00 PST
Make a Simple Portable Tesla Coil! http://www.instructables.com/id/Make-a-Simple-Portable-Mini-Tesla-Coil/
Make a Simple Portable Tesla Coil! - More DIY How To Projects]]> https://cdn.instructables.com/FGQ/OE9A/IVO4DKSY/FGQOE9AIVO4DKSY.SQUARE2.jpg https://cdn.instructables.com/FGQ/OE9A/IVO4DKSY/FGQOE9AIVO4DKSY.SQUARE.jpg https://cdn.instructables.com/FGQ/OE9A/IVO4DKSY/FGQOE9AIVO4DKSY.SMALL.jpg CCX191 IntroductionI've made this Tesla Coil in reference of José Davēd's video: "DIY Tesla Slayer Exciter Coil Tutorial Mini How to Build Easy Circuit Explanation" I find that his circuit seems to work really well so I wrote this instructables and also redraw the circuit appropriately since his video did ...
By: CCX191

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Thu, 24 Nov 2016 17:25:42 PST
Easy homemade wind tunnel http://www.instructables.com/id/Easy-Homemade-Wind-Tunnel/
Easy homemade wind tunnel - More DIY How To Projects]]> https://cdn.instructables.com/F5F/UAJL/IVO3PZCQ/F5FUAJLIVO3PZCQ.SQUARE2.jpg https://cdn.instructables.com/F5F/UAJL/IVO3PZCQ/F5FUAJLIVO3PZCQ.SQUARE.jpg https://cdn.instructables.com/F5F/UAJL/IVO3PZCQ/F5FUAJLIVO3PZCQ.SMALL.jpg Creationaries Well here is the complete guide on how to make a cheap and efficient wind tunnel for projects etc.,What you will need:- A Pringles containerA medium sized cardboard boxSome strawsA computer fanAn LED bulbTwo AAA batteriesA switch (optional)OHP sheetAn ac to dc adaptor(according to specs of fan)A sma...
By: Creationaries

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Tue, 22 Nov 2016 09:50:38 PST
How to make Solenoid Engine http://www.instructables.com/id/How-to-Make-Solenoid-Engine/
How to make Solenoid Engine - More DIY How To Projects]]> https://cdn.instructables.com/F46/KRP2/IVO3OFXH/F46KRP2IVO3OFXH.SQUARE2.jpg https://cdn.instructables.com/F46/KRP2/IVO3OFXH/F46KRP2IVO3OFXH.SQUARE.jpg https://cdn.instructables.com/F46/KRP2/IVO3OFXH/F46KRP2IVO3OFXH.SMALL.jpg Mr innovative Hi friendsthis time i will show you how to make a simple solenoid engine.It is very fascinating to see how physics works, with this project we will see how magnetism works to rotate a wheel,here linear movement of solenoid is convert into circular motion. Video of solenoid engine First please h...
By: Mr innovative

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Tue, 22 Nov 2016 09:09:19 PST
Make an Electric Motor http://www.instructables.com/id/Make-an-Electric-Motor/
Make an Electric Motor - More DIY How To Projects]]> https://cdn.instructables.com/FYJ/YJPA/IU9V1F39/FYJYJPAIU9V1F39.SQUARE2.jpg https://cdn.instructables.com/FYJ/YJPA/IU9V1F39/FYJYJPAIU9V1F39.SQUARE.jpg https://cdn.instructables.com/FYJ/YJPA/IU9V1F39/FYJYJPAIU9V1F39.SMALL.jpg CCX191 IntroductionThis electric motor is made in reference of Roobert33's "How to make an electric motor homemade" YouTube video. This was made for a physics coursework. Although the video has already briefly explained how it works and made, here's my take. Or rather an improved version.SuggestionsRevisin...
By: CCX191

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Tue, 22 Nov 2016 07:31:21 PST
Two Axis Star Tracker http://www.instructables.com/id/Two-Axis-Star-Tracker/
Two Axis Star Tracker - More DIY How To Projects]]> https://cdn.instructables.com/FWJ/EKH8/IVO3FHDA/FWJEKH8IVO3FHDA.SQUARE2.jpg https://cdn.instructables.com/FWJ/EKH8/IVO3FHDA/FWJEKH8IVO3FHDA.SQUARE.jpg https://cdn.instructables.com/FWJ/EKH8/IVO3FHDA/FWJEKH8IVO3FHDA.SMALL.jpg yoh-there This project is a two axis pointer, complemented by software to track any star in the sky. The software is also able to track the sun and the planets.It should be noted that this project is a continuation of the single axis star tracker. In the instructable for that project, movement of stars is exp...
By: yoh-there

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Sun, 20 Nov 2016 07:42:56 PST
How to make a Van De Graaff generator http://www.instructables.com/id/How-to-Make-a-Van-De-Graaff-Generator/
How to make a Van De Graaff generator - More DIY How To Projects]]> https://cdn.instructables.com/F8W/3BBD/IVHQFYRE/F8W3BBDIVHQFYRE.SQUARE2.jpg https://cdn.instructables.com/F8W/3BBD/IVHQFYRE/F8W3BBDIVHQFYRE.SQUARE.jpg https://cdn.instructables.com/F8W/3BBD/IVHQFYRE/F8W3BBDIVHQFYRE.SMALL.jpg CCX191 I've built this Van De Graaff generator for a science coursework and it works pretty well considering it being built in a rush (needa hit that deadline man). With it, I managed to achieve a 1.5cm spark, a happy physics teacher and full marks for my coursework :D. All the parts used are easy to find ...
By: CCX191

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Mon, 14 Nov 2016 05:56:12 PST
Water Bottle - Water Wheel http://www.instructables.com/id/Water-Bottle-Water-Wheel/
Water Bottle - Water Wheel - More DIY How To Projects]]> https://cdn.instructables.com/FOR/MPJG/IVA4NAYH/FORMPJGIVA4NAYH.SQUARE2.jpg https://cdn.instructables.com/FOR/MPJG/IVA4NAYH/FORMPJGIVA4NAYH.SQUARE.jpg https://cdn.instructables.com/FOR/MPJG/IVA4NAYH/FORMPJGIVA4NAYH.SMALL.jpg mbrennan01 Hi! I am a graduate student and this is for a class project focused on prototyping a product with a typical household material. Before we even begin de -constructing to construct, we must gather our tools and materials.Tools + Materials:-Super Glue-Olfa Blade-Metal Ruler-White Thread-20 clear plasti...
By: mbrennan01

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Thu, 10 Nov 2016 09:03:40 PST
Super Simple Electrocardiogram (ECG) Circuit http://www.instructables.com/id/Super-Simple-Electrocardiogram-ECG-Circuit/
Super Simple Electrocardiogram (ECG) Circuit - More DIY How To Projects]]> https://cdn.instructables.com/FA7/DUBJ/IV0AZS0J/FA7DUBJIV0AZS0J.SQUARE2.jpg https://cdn.instructables.com/FA7/DUBJ/IV0AZS0J/FA7DUBJIV0AZS0J.SQUARE.jpg https://cdn.instructables.com/FA7/DUBJ/IV0AZS0J/FA7DUBJIV0AZS0J.SMALL.jpg ohoilett Electrocardiography is the study of the electrical signals produced by the heart during the cardiac cycle. Doctors monitor a person's electrocardiogram (ECG) in order to assess how the heart is functioning and can be used to diagnose a variety of cardiac diseases. The ECG is thought to have first be...
By: ohoilett

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Sun, 6 Nov 2016 08:28:01 PST
Density of liquids and materials http://www.instructables.com/id/Density-of-Liquids-and-Materials/
Density of liquids and materials - More DIY How To Projects]]> https://cdn.instructables.com/F7Y/QZ9N/IV0ASCHI/F7YQZ9NIV0ASCHI.SQUARE2.jpg https://cdn.instructables.com/F7Y/QZ9N/IV0ASCHI/F7YQZ9NIV0ASCHI.SQUARE.jpg https://cdn.instructables.com/F7Y/QZ9N/IV0ASCHI/F7YQZ9NIV0ASCHI.SMALL.jpg rudyexplor The mass or density of the liquid depends on its nature.The density of a material is for the liquid, the ratio of the density compared to that of water (at 4 ° C). Test with Density of liquids In this first experience with liquids in order from bottom to top : honey 1 360 kg...
By: rudyexplor

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Fri, 4 Nov 2016 14:11:56 PDT
World's Simplest Electric Train http://www.instructables.com/id/Worlds-Simplest-Electric-Train/
World's Simplest Electric Train - More DIY How To Projects]]> https://cdn.instructables.com/F4S/VJ1Q/IUYD764D/F4SVJ1QIUYD764D.SQUARE2.jpg https://cdn.instructables.com/F4S/VJ1Q/IUYD764D/F4SVJ1QIUYD764D.SQUARE.jpg https://cdn.instructables.com/F4S/VJ1Q/IUYD764D/F4SVJ1QIUYD764D.SMALL.jpg KJMagnetics With just three everyday items, you can make the "World's Simplest Electric Train!" This is a fun, simple, yet great science experiment. Materials needed:20 gauge copper wire (non-insulated). AA BatteryTwo 5/8" x 3/8" neodymium magnets (our product DA6). Coil the wire The first thing you'll need...
By: KJMagnetics

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Tue, 1 Nov 2016 09:53:18 PDT
Rube Goldberg Don't Lose Your Marbles http://www.instructables.com/id/Rube-Goldberg-Dont-Lose-Your-Marbles/
Rube Goldberg Don't Lose Your Marbles - More DIY How To Projects]]> https://cdn.instructables.com/FN1/EDQU/IUSM4IU6/FN1EDQUIUSM4IU6.SQUARE2.jpg https://cdn.instructables.com/FN1/EDQU/IUSM4IU6/FN1EDQUIUSM4IU6.SQUARE.jpg https://cdn.instructables.com/FN1/EDQU/IUSM4IU6/FN1EDQUIUSM4IU6.SMALL.jpg PlunkettL01 Aim: get a marble in the cupEquipment used: wood,marbles,cup string bucket tube and tapTechnology used:iPad computers Step 1: start the start is were the marble drops by a lever Step 2: set it of Step 3: let go down the marble is going down Step 4 the mar is near the end FINISH marb...
By: PlunkettL01

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Mon, 31 Oct 2016 07:04:39 PDT
No,the water does not freeze at 0° (not always) ! Proof here http://www.instructables.com/id/Nothe-Water-Does-Not-Freeze-at-0-not-Always-/
No,the water does not freeze at 0° (not always) ! Proof here - More DIY How To Projects]]> https://cdn.instructables.com/FTR/20GN/IUSM1Z5Y/FTR20GNIUSM1Z5Y.SQUARE2.jpg https://cdn.instructables.com/FTR/20GN/IUSM1Z5Y/FTR20GNIUSM1Z5Y.SQUARE.jpg https://cdn.instructables.com/FTR/20GN/IUSM1Z5Y/FTR20GNIUSM1Z5Y.SMALL.jpg rudyexplor Supercooling, surfusion or Undercooling or allow freezing water instantly.Transform ice into water instantly through supercooling, this is a metastable state.A material which remains in liquid form below its solidification temperature.We learn all the water turns to ice below 0 ° C, if it is at nor...
By: rudyexplor

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Sun, 30 Oct 2016 13:56:27 PDT
Reacción química del permanganato de potasio con sacarosa en medio básico http://www.instructables.com/id/Reacción-Química-Del-Permanganato-De-Potasio-Con-S/
Reacción química del permanganato de potasio con sacarosa en medio básico - More DIY How To Projects]]> https://cdn.instructables.com/FHU/H6AL/IUKEOXXO/FHUH6ALIUKEOXXO.SQUARE2.jpg https://cdn.instructables.com/FHU/H6AL/IUKEOXXO/FHUH6ALIUKEOXXO.SQUARE.jpg https://cdn.instructables.com/FHU/H6AL/IUKEOXXO/FHUH6ALIUKEOXXO.SMALL.jpg LucíaG9 El permanganato de potasio es un fuerte oxidante, y el azúcar, que actuará como reductor , de manera que al reaccionar ambos en un medio básico se producirán diferentes reacciones de oxidación-reducción, y en el transcurso de las reacciones, dependiendo de los iones de pe...
By: LucíaG9

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Sat, 22 Oct 2016 19:40:49 PDT
Myphotonics Powermeter (Laser-Leistungsmessgerät) http://www.instructables.com/id/Myphotonics-Powermeter-Laser-Leistungsmessgerät/
Myphotonics Powermeter (Laser-Leistungsmessgerät) - More DIY How To Projects]]> https://cdn.instructables.com/FQG/0ZCU/IU9VKRY4/FQG0ZCUIU9VKRY4.SQUARE2.jpg https://cdn.instructables.com/FQG/0ZCU/IU9VKRY4/FQG0ZCUIU9VKRY4.SQUARE.jpg https://cdn.instructables.com/FQG/0ZCU/IU9VKRY4/FQG0ZCUIU9VKRY4.SMALL.jpg myphotonics Dieses Werk ist lizenziert unter einer Creative Commons Namensnennung - Weitergabe unter gleichen Bedingungen 4.0 International. Eine für Menschen lesbare Zusammenfassung dieser Lizenz findet sich hier.Was ist das?Mit einem Laser-Leistungsmessgerät (Powermeter) ist es möglich, die ausgestrahlte Lich...
By: myphotonics

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Tue, 18 Oct 2016 03:36:49 PDT
Home Baked Gel (Rechargeable) Battery http://www.instructables.com/id/Home-Baked-Kitchen-Battery/
Home Baked Gel (Rechargeable) Battery - More DIY How To Projects]]> https://cdn.instructables.com/FRH/I383/IU9VEAWO/FRHI383IU9VEAWO.SQUARE2.jpg https://cdn.instructables.com/FRH/I383/IU9VEAWO/FRHI383IU9VEAWO.SQUARE.jpg https://cdn.instructables.com/FRH/I383/IU9VEAWO/FRHI383IU9VEAWO.SMALL.jpg inspecter gadget Right now there are over 20 different types, of future battery power being developed all over the world as we speak. It has literally been a few decades since we have see anything more powerful than lithium ion in mainstream usage. Lithium has also received bad press lately as the new technologies a...
By: inspecter gadget

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Mon, 17 Oct 2016 03:44:22 PDT
Building and Testing a Penny Battery http://www.instructables.com/id/Building-and-Testing-a-Penny-Battery/
Building and Testing a Penny Battery - More DIY How To Projects]]> https://cdn.instructables.com/FPJ/UT6V/IU9V28H9/FPJUT6VIU9V28H9.SQUARE2.jpg https://cdn.instructables.com/FPJ/UT6V/IU9V28H9/FPJUT6VIU9V28H9.SQUARE.jpg https://cdn.instructables.com/FPJ/UT6V/IU9V28H9/FPJUT6VIU9V28H9.SMALL.jpg FerriteGiant This version of a battery hearkens back to the original voltaic pile invented by Alessandro Volta in 1799. Here I will be showing two versions using different anode materials. In the diagrams I've only shown batteries composed of 5 cells, but the picture of the actual battery is of a 10 cell version...
By: FerriteGiant

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Sat, 15 Oct 2016 10:19:48 PDT
Multiply or divide any number by 5 fast http://www.instructables.com/id/Multiply-or-Divide-Any-Number-by-5-Fast/
Multiply or divide any number by 5 fast - More DIY How To Projects]]> https://cdn.instructables.com/FQ4/KVLQ/IU9UOLKY/FQ4KVLQIU9UOLKY.SQUARE2.jpg https://cdn.instructables.com/FQ4/KVLQ/IU9UOLKY/FQ4KVLQIU9UOLKY.SQUARE.jpg https://cdn.instructables.com/FQ4/KVLQ/IU9UOLKY/FQ4KVLQIU9UOLKY.SMALL.jpg Mathcx So multiplying by 5 may seem easier than multiplying by 7 especially if you know the times tables but it's about to get a lot easier. Multiplying Here are three numbers multiply them by 5 as fast as you can526847Okay you have ten seconds no googling or using a calculatorIf you can't get it here...
By: Mathcx

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Sat, 15 Oct 2016 19:49:53 PDT
Candle Powered Coffee Maker http://www.instructables.com/id/Candle-Powered-Coffee-Maker/
Candle Powered Coffee Maker - More DIY How To Projects]]> https://cdn.instructables.com/FAB/YB0D/IU67WX1I/FABYB0DIU67WX1I.SQUARE2.jpg https://cdn.instructables.com/FAB/YB0D/IU67WX1I/FABYB0DIU67WX1I.SQUARE.jpg https://cdn.instructables.com/FAB/YB0D/IU67WX1I/FABYB0DIU67WX1I.SMALL.jpg austiwawa In this Instructable I will be showing you how to use tea light candles to power an old coffee maker. This is a fun, cheap and easy experiment that anyone can do! Just make sure not to try it indoors!Before you go through the rest of the steps for this project, you should definitely watch the video ...
By: austiwawa

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Tue, 11 Oct 2016 18:52:58 PDT
Automatic Digital Microscope http://www.instructables.com/id/Automatic-Digital-Microscope/
Automatic Digital Microscope - More DIY How To Projects]]> https://cdn.instructables.com/FJM/HIL9/ITW325A3/FJMHIL9ITW325A3.SQUARE2.jpg https://cdn.instructables.com/FJM/HIL9/ITW325A3/FJMHIL9ITW325A3.SQUARE.jpg https://cdn.instructables.com/FJM/HIL9/ITW325A3/FJMHIL9ITW325A3.SMALL.jpg RodriMendoza Tuberculosis is a worldwide endemic disease with a high mortality rate, approximately 5 million people die each year. Despite being a disease completely curable, WHO data reveal that it is still being the third cause of mortality in the world. In the last decades, modern diagnostic methods have been...
By: RodriMendoza

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Fri, 7 Oct 2016 22:54:22 PDT
How to make a Ziehl Neelsen Sputum Smear slide http://www.instructables.com/id/How-to-Make-a-Ziehl-Neelsen-Sputum-Smear-Slide/
How to make a Ziehl Neelsen Sputum Smear slide - More DIY How To Projects]]> https://cdn.instructables.com/FMW/WVHA/IU11K5ME/FMWWVHAIU11K5ME.SQUARE2.jpg https://cdn.instructables.com/FMW/WVHA/IU11K5ME/FMWWVHAIU11K5ME.SQUARE.jpg https://cdn.instructables.com/FMW/WVHA/IU11K5ME/FMWWVHAIU11K5ME.SMALL.jpg Mirko Párraga The Ziehl-Neelsen stain was initially developed by Paul Ehrlich to reveal the presence of bacilli causing tuberculosis in clinical samples. This technique is able to differentiate Acid Fast bacteria. It forces the penetration of basic fuchsin into the cell wall by the combined action of phenol and h...
By: Mirko Párraga

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Sat, 8 Oct 2016 05:38:51 PDT
Biosecurity Box http://www.instructables.com/id/Biosecurity-Box/
Biosecurity Box - More DIY How To Projects]]> https://cdn.instructables.com/F82/DC9Y/ITW2KSL7/F82DC9YITW2KSL7.SQUARE2.jpg https://cdn.instructables.com/F82/DC9Y/ITW2KSL7/F82DC9YITW2KSL7.SQUARE.jpg https://cdn.instructables.com/F82/DC9Y/ITW2KSL7/F82DC9YITW2KSL7.SMALL.jpg RodriMendoza Tuberculosis is a worldwide endemic disease with a high mortality rate, approximately 5 million people die each year. Despite being a disease completely curable, WHO data reveal that it is still being the third cause of mortality in the world. In the last decades, modern diagnostic methods have been...
By: RodriMendoza

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Mon, 3 Oct 2016 22:14:25 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
An Archaeologic Dig Simulation http://www.instructables.com/id/An-Archaeologic-Dig-Simulation/
An Archaeologic Dig Simulation - More DIY How To Projects]]> https://cdn.instructables.com/F35/JLIJ/ISCBGPY3/F35JLIJISCBGPY3.SQUARE2.jpg https://cdn.instructables.com/F35/JLIJ/ISCBGPY3/F35JLIJISCBGPY3.SQUARE.jpg https://cdn.instructables.com/F35/JLIJ/ISCBGPY3/F35JLIJISCBGPY3.SMALL.jpg notsosharp This project lets students of all ages play the role of archaeologist.An archaeological dig near a Dawson City in the Yukon prompted the community school to conduct their own "dig". I developed this archaeological dig simulation so that students could understand how a dig works and the process for c...
By: notsosharp

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Wed, 31 Aug 2016 20:34:46 PDT
Cereal Box Penrose Tiles http://www.instructables.com/id/Cereal-Box-Penrose-Tiles/
Cereal Box Penrose Tiles - More DIY How To Projects]]> https://cdn.instructables.com/FOG/KDWW/ITOJHBX5/FOGKDWWITOJHBX5.SQUARE2.jpg https://cdn.instructables.com/FOG/KDWW/ITOJHBX5/FOGKDWWITOJHBX5.SQUARE.jpg https://cdn.instructables.com/FOG/KDWW/ITOJHBX5/FOGKDWWITOJHBX5.SMALL.jpg lafelabs Penrose tiles are a kind of tiling that creates shapes various with five fold symmetries. They were invented by Roger Penrose, who is still alive as of this writing in the early 21st century. This is a very rare thing! I cannot think of any other piece of math that is accessible and interesting t...
By: lafelabs

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Thu, 29 Sep 2016 10:52:38 PDT
PulseSim - Photoplethysmograph (Heartbeat) Analog Simulator http://www.instructables.com/id/PulseSim-Photoplethysmograph-Heartbeat-Analog-Simu/
PulseSim - Photoplethysmograph (Heartbeat) Analog Simulator - More DIY How To Projects]]> https://cdn.instructables.com/F61/YZJ6/ISCBJIPJ/F61YZJ6ISCBJIPJ.SQUARE2.jpg https://cdn.instructables.com/F61/YZJ6/ISCBJIPJ/F61YZJ6ISCBJIPJ.SQUARE.jpg https://cdn.instructables.com/F61/YZJ6/ISCBJIPJ/F61YZJ6ISCBJIPJ.SMALL.jpg ohoilett The volume of blood in our fingers changes at different parts of the cardiac cycle (heartbeat). Immediately following ventricular contraction (when the heart pumps blood out of the ventricles and to the rest of the body), the volume of blood in the fingers increases slightly. This change in blood vo...
By: ohoilett

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Sat, 3 Sep 2016 12:38:28 PDT
PLA02 A Hybrid Rocket Engine. http://www.instructables.com/id/PLA02-a-Hybrid-Rocket-Engine/
PLA02 A Hybrid Rocket Engine. - More DIY How To Projects]]> https://cdn.instructables.com/FYK/FEVZ/ISV2DP2T/FYKFEVZISV2DP2T.SQUARE2.jpg https://cdn.instructables.com/FYK/FEVZ/ISV2DP2T/FYKFEVZISV2DP2T.SQUARE.jpg https://cdn.instructables.com/FYK/FEVZ/ISV2DP2T/FYKFEVZISV2DP2T.SMALL.jpg OfficialZander !!-Disclaimer-!!This project is dangerous and possibly illegal where you live. I do not take any accountability/responsibility for your actions. If however, you decide to continue anyway please join a rocketry club/group that knows and deals with hybrid engines.Now with that out of the way we can be...
By: OfficialZander

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Sun, 4 Sep 2016 21:38:16 PDT
Grow Miniature Coral From Calcium Acetate http://www.instructables.com/id/Grow-Minature-Coral-From-Calcium-Acetate/
Grow Miniature Coral From Calcium Acetate - More DIY How To Projects]]> https://cdn.instructables.com/FHI/6SVQ/ISW4ZKEG/FHI6SVQISW4ZKEG.SQUARE2.jpg https://cdn.instructables.com/FHI/6SVQ/ISW4ZKEG/FHI6SVQISW4ZKEG.SQUARE.jpg https://cdn.instructables.com/FHI/6SVQ/ISW4ZKEG/FHI6SVQISW4ZKEG.SMALL.jpg inspecter gadget My previous instructable was making Calcium Acetate from Chalk & Vinegar, which was a success when making gelled ethanol. I then had an idea, I have grown the odd crystal over the years and decided to try out some of my Calcium Acetate........it work a treat!!!! Tools and Substrate Calcium Aceta...
By: inspecter gadget

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Fri, 9 Sep 2016 12:51:43 PDT
Mini Plasma Gun Under $5 http://www.instructables.com/id/Mini-Plasma-Gun-Under-5/
Mini Plasma Gun Under $5 - More DIY How To Projects]]> https://cdn.instructables.com/F0D/9SKH/IT689ASJ/F0D9SKHIT689ASJ.SQUARE2.jpg https://cdn.instructables.com/F0D/9SKH/IT689ASJ/F0D9SKHIT689ASJ.SQUARE.jpg https://cdn.instructables.com/F0D/9SKH/IT689ASJ/F0D9SKHIT689ASJ.SMALL.jpg geekrex Who doesn't like to have a plasma gun /tesla gun. I loved it from childhood and always wanted to make one .In this Instructables, I will show you how to make a mini plasma gun at your home .It is very easy and even a layman can make it .This plasma gun is extremely powerful and can burn wood ,and pa...
By: geekrex

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Mon, 19 Sep 2016 04:28:54 PDT
Simple Parabolic Solar Cooker http://www.instructables.com/id/Simple-Parabolic-Solar-Cooker/
Simple Parabolic Solar Cooker - More DIY How To Projects]]> https://cdn.instructables.com/FAW/DT68/ITKIWOMX/FAWDT68ITKIWOMX.SQUARE2.jpg https://cdn.instructables.com/FAW/DT68/ITKIWOMX/FAWDT68ITKIWOMX.SQUARE.jpg https://cdn.instructables.com/FAW/DT68/ITKIWOMX/FAWDT68ITKIWOMX.SMALL.jpg adriane_macer Parabolic reflector is one of the best item to be used to harness the light and heat from the sun. This also use as a solar cooker.In this project, we will make a simple parabolic solar cooker made from cardboard. Then later, we will add simple solar tracker to help the alignment to the sun. Prepa...
By: adriane_macer

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Mon, 26 Sep 2016 16:24:22 PDT
Solar Portable easy to carry LED light system http://www.instructables.com/id/Solar-Portable-Easy-to-Carry-LED-Light-System/
Solar Portable easy to carry LED light system - More DIY How To Projects]]> https://cdn.instructables.com/FJ4/M9WK/IT6817EO/FJ4M9WKIT6817EO.SQUARE2.jpg https://cdn.instructables.com/FJ4/M9WK/IT6817EO/FJ4M9WKIT6817EO.SQUARE.jpg https://cdn.instructables.com/FJ4/M9WK/IT6817EO/FJ4M9WKIT6817EO.SMALL.jpg UtkarshS8 HiIn this instructable we will build a solar light which we can use as a street light , study lamp , torch, portable light, hanging window light .etcWhile making this light i have used the things which are easily available in backyard & market.Things Required 1) 5W 6V Solar panel ( Monocrystaline) ...
By: UtkarshS8

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Sun, 18 Sep 2016 06:44:34 PDT
How to Augmented Reality Tutorial: Virtual Buttons http://www.instructables.com/id/How-to-Augmented-Reality-Tutorial-Virtual-Buttons/
How to Augmented Reality Tutorial: Virtual Buttons - More DIY How To Projects]]> https://cdn.instructables.com/FPR/JKYI/IT7E4WG2/FPRJKYIIT7E4WG2.SQUARE2.jpg https://cdn.instructables.com/FPR/JKYI/IT7E4WG2/FPRJKYIIT7E4WG2.SQUARE.jpg https://cdn.instructables.com/FPR/JKYI/IT7E4WG2/FPRJKYIIT7E4WG2.SMALL.jpg matthewh8 This tutorial is geared towards beginners so you won't need any prior experience with AR, Unity, or Vuforia. The video above goes through everything step by step. Overall, the video shows you how to implement virtual buttons with the augmented reality Vuforia SDK in Unity. This tutorial shows you ho...
By: matthewh8

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Sat, 17 Sep 2016 11:26:42 PDT
How To Make Your Own Sugru Substitute http://www.instructables.com/id/How-To-Make-Your-Own-Sugru-Substitute/
How To Make Your Own Sugru Substitute - More DIY How To Projects]]> https://cdn.instructables.com/FWK/2IAF/GF070BLB/FWK2IAFGF070BLB.SQUARE2.jpg https://cdn.instructables.com/FWK/2IAF/GF070BLB/FWK2IAFGF070BLB.SQUARE.jpg https://cdn.instructables.com/FWK/2IAF/GF070BLB/FWK2IAFGF070BLB.SMALL.jpg mikey77 I call it Oogoo, an inexpensive silicone clay that is easily made. It can be used as an excellent substitute for Sugru. It can be hand molded or cast in forms. Or, it can be used as a casting silicone. It can be colored any color from white to black. It can also be made translucent to allow diffused...
By: mikey77

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Sun, 10 Oct 2010 17:43:39 PDT
Solar Tracking System http://www.instructables.com/id/Solar-Tracking-System/
Solar Tracking System - More DIY How To Projects]]> https://cdn.instructables.com/F14/75FR/ISCC35KA/F1475FRISCC35KA.SQUARE2.jpg https://cdn.instructables.com/F14/75FR/ISCC35KA/F1475FRISCC35KA.SQUARE.jpg https://cdn.instructables.com/F14/75FR/ISCC35KA/F1475FRISCC35KA.SMALL.jpg RusiruS This tracking system is design using only a one small bipolar stepper motor which is found in dumped CD and Arduino. Mechanism used to rotate the panel is same as movement of CD ROM head drive. The power used by this motor is very small and even in home, you can design such a system by your self. In...
By: RusiruS

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Tue, 6 Sep 2016 08:59:39 PDT
SOLAR BAG WITH TORCH AND MULTI PORT CHARGER http://www.instructables.com/id/SOLAR-BAG-WITH-TORCH-AND-MULTI-PORT-CHARGER-2/
SOLAR BAG WITH TORCH AND MULTI PORT CHARGER - More DIY How To Projects]]> https://cdn.instructables.com/F2E/ODC5/ISCBRVM0/F2EODC5ISCBRVM0.SQUARE2.jpg https://cdn.instructables.com/F2E/ODC5/ISCBRVM0/F2EODC5ISCBRVM0.SQUARE.jpg https://cdn.instructables.com/F2E/ODC5/ISCBRVM0/F2EODC5ISCBRVM0.SMALL.jpg UtkarshS8 STEP 1THINGS REQUIRED 1) DUFFLE BAG/ SIDE HANGING BAGS AS SHOWN IN THE PIC. 2) SEMI FLEXIBLE SOLAR PANEL(1.5W TO 5W) & (5V) . 3) POWER BANK ( 2600mah) OR (10800mah) 4) 1W LED PCB BOARD EASILY AVAILABLE FROM THE ELECTRICAL REPAIR SHOP,OR U CAN BUY ANY DC ELECTRICAL BULB OF 1W . 5) 6 PCS 0.18W LED 6) ...
By: UtkarshS8

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Sun, 4 Sep 2016 03:59:01 PDT
Home Made Air Cooler (Video) http://www.instructables.com/id/Home-Made-Air-Cooler-Video/
Home Made Air Cooler (Video) - More DIY How To Projects]]> https://cdn.instructables.com/FDF/QVZP/ISCAFZXV/FDFQVZPISCAFZXV.SQUARE2.jpg https://cdn.instructables.com/FDF/QVZP/ISCAFZXV/FDFQVZPISCAFZXV.SQUARE.jpg https://cdn.instructables.com/FDF/QVZP/ISCAFZXV/FDFQVZPISCAFZXV.SMALL.jpg MiiBooth In this project, I'm going to show you how to make an air cooler out of household materials which will help you beat the heat and your electricity bill as well.If you don't prefer to read, you can skip it and watch the video instead where I have explained all the steps in detail. If you do, then con...
By: MiiBooth

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Sat, 27 Aug 2016 11:49:38 PDT
Poor Man's Californian Snowball & Portable Fuel..... http://www.instructables.com/id/Poor-Mans-Californian-Snowball/
Poor Man's Californian Snowball & Portable Fuel..... - More DIY How To Projects]]> https://cdn.instructables.com/FHS/65PF/ISB3NUVI/FHS65PFISB3NUVI.SQUARE2.jpg https://cdn.instructables.com/FHS/65PF/ISB3NUVI/FHS65PFISB3NUVI.SQUARE.jpg https://cdn.instructables.com/FHS/65PF/ISB3NUVI/FHS65PFISB3NUVI.SMALL.jpg inspecter gadget In this instructable I will be demonstrating how to make a compound from a natural source and using inexpensive materials found in the kitchen. Then I will show you how to make a brilliant all time classic science class trick. You will be given step by step details of how to make a saturated solutio...
By: inspecter gadget

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Thu, 25 Aug 2016 17:53:11 PDT
How to make accurate 3D molecular models http://www.instructables.com/id/How-to-Make-Accurate-3D-Molecular-Models/
How to make accurate 3D molecular models - More DIY How To Projects]]> https://cdn.instructables.com/FGA/SIUW/IRXTHUXF/FGASIUWIRXTHUXF.SQUARE2.jpg https://cdn.instructables.com/FGA/SIUW/IRXTHUXF/FGASIUWIRXTHUXF.SQUARE.jpg https://cdn.instructables.com/FGA/SIUW/IRXTHUXF/FGASIUWIRXTHUXF.SMALL.jpg makendo Ever wanted an accurate 3D model of your favorite molecule? Here's how. All the software used is free, and there are lots of ways to fabricate your model. I used a 3D printer to make small molecules and a laser cutter to make larger versions. Find the molecular structure To generate a 3D model, ...
By: makendo

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Mon, 22 Aug 2016 09:56:13 PDT
Rolling Ball Contraption http://www.instructables.com/id/Rolling-Ball-Contraption/
Rolling Ball Contraption - More DIY How To Projects]]> https://cdn.instructables.com/FEN/URDZ/IRXT0GD5/FENURDZIRXT0GD5.SQUARE2.jpg https://cdn.instructables.com/FEN/URDZ/IRXT0GD5/FENURDZIRXT0GD5.SQUARE.jpg https://cdn.instructables.com/FEN/URDZ/IRXT0GD5/FENURDZIRXT0GD5.SMALL.gif murilopolese Imagine you have a truck with 892152 ping pong balls and you want to sort them and put into small cardboard boxes. What would be the best way to do it?Sometimes the best way to solve situations like that is to break big problems in smaller ones. Let's say we have the problem of putting all those pin...
By: murilopolese

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Thu, 18 Aug 2016 03:00:38 PDT
5 Cool Tricks Of Science At Home http://www.instructables.com/id/5-Cool-Tricks-of-Science-at-Home/
5 Cool Tricks Of Science At Home - More DIY How To Projects]]> https://cdn.instructables.com/FI7/UQW1/IRXPXE7G/FI7UQW1IRXPXE7G.SQUARE2.jpg https://cdn.instructables.com/FI7/UQW1/IRXPXE7G/FI7UQW1IRXPXE7G.SQUARE.jpg https://cdn.instructables.com/FI7/UQW1/IRXPXE7G/FI7UQW1IRXPXE7G.SMALL.jpg inspecter gadget Science has to one of my biggest passions, and this instructable is about some of simple curiosities that I find interesting and that have been extensively researched by classical scholars all over the world from the when science was in its infancy to present day. All of these tricks of science can ...
By: inspecter gadget

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Mon, 15 Aug 2016 12:42:10 PDT
Splitting Water the Easy Way http://www.instructables.com/id/Splitting-Water-the-Easy-Way/
Splitting Water the Easy Way - More DIY How To Projects]]> https://cdn.instructables.com/FN7/J1OU/IRW23ZGZ/FN7J1OUIRW23ZGZ.SQUARE2.jpg https://cdn.instructables.com/FN7/J1OU/IRW23ZGZ/FN7J1OUIRW23ZGZ.SQUARE.jpg https://cdn.instructables.com/FN7/J1OU/IRW23ZGZ/FN7J1OUIRW23ZGZ.SMALL.jpg The Oakland Toy Lab Water, of course, is a big part of many great things: you, milkshakes, and water parks to name a few. Even though the ubiquitous liquid is transparent, there's more to see inside. While some molecular bonds last a lifetime, we can break these ones apart with a battery and some thumbtacks in a couple...
By: The Oakland Toy Lab

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Mon, 15 Aug 2016 09:04:02 PDT
Leaf Electroscope http://www.instructables.com/id/Leaf-Electroscope/
Leaf Electroscope - More DIY How To Projects]]> https://cdn.instructables.com/FMD/H4U2/IRSB38XS/FMDH4U2IRSB38XS.SQUARE2.jpg https://cdn.instructables.com/FMD/H4U2/IRSB38XS/FMDH4U2IRSB38XS.SQUARE.jpg https://cdn.instructables.com/FMD/H4U2/IRSB38XS/FMDH4U2IRSB38XS.SMALL.jpg MakerIan How to make a sensitive leaf electroscope from common materials, and why it works.A leaf electroscope is a primitive demonstrator of electrostatic forces. from wikipediaAn electroscope is an early scientific instrument that is used to detect the presence and magnitude of electric charge on a body. I...
By: MakerIan

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Fri, 12 Aug 2016 17:33:08 PDT
Simple Homopolar Motor http://www.instructables.com/id/Simple-Homopolar-Motor/
Simple Homopolar Motor - More DIY How To Projects]]> https://cdn.instructables.com/FWL/GT4S/IRO1HDQN/FWLGT4SIRO1HDQN.SQUARE2.jpg https://cdn.instructables.com/FWL/GT4S/IRO1HDQN/FWLGT4SIRO1HDQN.SQUARE.jpg https://cdn.instructables.com/FWL/GT4S/IRO1HDQN/FWLGT4SIRO1HDQN.SMALL.jpg YuKonstruct The first homopolar motor was demonstrated by Michael Faraday in 1821. He was experimenting with magnetism and electricity when he discovered the first circular force then known in nature.This simple motor is a great beginner project for young makers!YuKonstruct is the first makerspace in Canada's n...
By: YuKonstruct

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Wed, 10 Aug 2016 12:04:01 PDT