Instructables: exploring - technology - science - popular http://www.instructables.com Thu, 26 Apr 2018 09:13:02 PDT BLOX v1.01 Aragoscope: Scrap Hard Disc As a Prototype Space Telescope http://www.instructables.com/id/Aragoscope/
Aragoscope: Scrap Hard Disc As a Prototype Space Telescope - More DIY How To Projects]]> https://cdn.instructables.com/FP4/5UJD/JG74SOJ0/FP45UJDJG74SOJ0.SQUARE2.jpg https://cdn.instructables.com/FP4/5UJD/JG74SOJ0/FP45UJDJG74SOJ0.SQUARE.jpg https://cdn.instructables.com/FP4/5UJD/JG74SOJ0/FP45UJDJG74SOJ0.SMALL.jpg jellmeister Few people have ever heard of an Aragoscope, and it is a concept that sounds bonkers...Take the lens off your camera so you just have the bare sensor. Then stick a disc between you and the object you want to image so it is pretty much the only thing that is not in direct line of sight of the sensor....
By: jellmeister

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Wed, 18 Apr 2018 03:35:38 PDT
DIY vacuum chamber for experiments http://www.instructables.com/id/DIY-Vacuum-Chamber-for-Experiments/
DIY vacuum chamber for experiments - More DIY How To Projects]]> https://cdn.instructables.com/FOO/Z8I1/IORH4Y4Q/FOOZ8I1IORH4Y4Q.SQUARE2.jpg https://cdn.instructables.com/FOO/Z8I1/IORH4Y4Q/FOOZ8I1IORH4Y4Q.SQUARE.jpg https://cdn.instructables.com/FOO/Z8I1/IORH4Y4Q/FOOZ8I1IORH4Y4Q.SMALL.jpg Mad Gyver Aloha! In this instructable I want to tell you how to make a vacuum chamber and a vacuum pump for this chamber to carry on some crazy experiments!Also I made the video, and at the first half of it I will show some crazy experiments in vacuum, and at the next half I will show how to make a pump and a...
By: Mad Gyver

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Sun, 29 May 2016 03:30:40 PDT
Mousetrap Powered Boat http://www.instructables.com/id/Mousetrap-Powered-Boat/
Mousetrap Powered Boat - More DIY How To Projects]]> https://cdn.instructables.com/FTU/AKLB/IPZMQL7C/FTUAKLBIPZMQL7C.SQUARE2.jpg https://cdn.instructables.com/FTU/AKLB/IPZMQL7C/FTUAKLBIPZMQL7C.SQUARE.jpg https://cdn.instructables.com/FTU/AKLB/IPZMQL7C/FTUAKLBIPZMQL7C.SMALL.jpg StoneCreekTurnings My kids and I love playing with and building stuff that can move, doesn't matter if it is a car, plane or boat. Mouse trap powered cars are pretty common so I thought it would be fun to try something a bit different. Plus, it will mean playing in the stream behind my house which is always fun!Mate...
By: StoneCreekTurnings

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Thu, 30 Jun 2016 07:57:15 PDT
How to Read a Simple Mass Spectrum http://www.instructables.com/id/How-to-Read-a-Simple-Mass-Spectrum/
How to Read a Simple Mass Spectrum - More DIY How To Projects]]> https://cdn.instructables.com/FHQ/20EM/IVO3HXGM/FHQ20EMIVO3HXGM.SQUARE2.jpg https://cdn.instructables.com/FHQ/20EM/IVO3HXGM/FHQ20EMIVO3HXGM.SQUARE.jpg https://cdn.instructables.com/FHQ/20EM/IVO3HXGM/FHQ20EMIVO3HXGM.SMALL.jpg AdamR1996 OverviewMass spectrometry (MS) is a proven analytical method used to glean information about the chemical structure of a chemical sample. MS is applied to fields as disparate as airport security, food and wine analysis, drug and explosives analysis, as well as most fields of chemical and biological...
By: AdamR1996

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Fri, 18 Nov 2016 17:51:22 PST
Solar-powered algae bioreactor http://www.instructables.com/id/Solar-powered-algae-bioreactor/
Solar-powered algae bioreactor - More DIY How To Projects]]> https://cdn.instructables.com/FCL/HL9T/FVW21ILE/FCLHL9TFVW21ILE.SQUARE2.jpg https://cdn.instructables.com/FCL/HL9T/FVW21ILE/FCLHL9TFVW21ILE.SQUARE.jpg https://cdn.instructables.com/FCL/HL9T/FVW21ILE/FCLHL9TFVW21ILE.SMALL.jpg middlenamefrank Creating a solar-powered, no running cost, algae bioreactor. Finished bioreactor I apologize for not getting any pictures during construction of my solar-powered algae bioreactor, but I only decided to make an instructable out of it after the fact. There are many diy's about making biodiesel out ...
By: middlenamefrank

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Sat, 13 Jun 2009 18:54:12 PDT
How To Build a Valved Pop-Pop Boat http://www.instructables.com/id/How-To-Make-a-Valved-Pop-Pop-Boat/
How To Build a Valved Pop-Pop Boat - More DIY How To Projects]]> https://cdn.instructables.com/F19/GQTL/GIWZLOSJ/F19GQTLGIWZLOSJ.SQUARE2.jpg https://cdn.instructables.com/F19/GQTL/GIWZLOSJ/F19GQTLGIWZLOSJ.SQUARE.jpg https://cdn.instructables.com/F19/GQTL/GIWZLOSJ/F19GQTLGIWZLOSJ.SMALL.jpg LetsBuildOne Learning from the mistakes I made in my first attempts I researched Valves with no moving parts and found two. 1. The Tesla Valvular Conduite, uses the coanda effect to restrict the flow of liquid down a conduit in one direction. This is perfect but too complex to manufacture. 2. The Thrust Augmen...
By: LetsBuildOne

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Tue, 18 Jan 2011 12:01:46 PST
How to Make a Topographic Model http://www.instructables.com/id/How-to-Make-a-Topographic-Model/
How to Make a Topographic Model - More DIY How To Projects]]> https://cdn.instructables.com/F2E/E8YQ/IG3WVMFE/F2EE8YQIG3WVMFE.SQUARE2.jpg https://cdn.instructables.com/F2E/E8YQ/IG3WVMFE/F2EE8YQIG3WVMFE.SQUARE.jpg https://cdn.instructables.com/F2E/E8YQ/IG3WVMFE/F2EE8YQIG3WVMFE.SMALL.jpg Kelly U.B Topographic Maps are a 2D way to show elevation and shape on a map. As long as you know how to read them, you should be able to visualize what that area looks like on the actual Earth. But this isn't always easy! 3D models are an easier way to see what the Earth looks like - this is an easy set of i...
By: Kelly U.B

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Sat, 24 Oct 2015 07:04:29 PDT
How to Design a Skateboard Frame Using Science http://www.instructables.com/id/How-to-Design-a-Skateboard-Frame-Using-Science/
How to Design a Skateboard Frame Using Science - More DIY How To Projects]]> https://cdn.instructables.com/FC4/2J5U/J4IQ0W01/FC42J5UJ4IQ0W01.SQUARE2.jpg https://cdn.instructables.com/FC4/2J5U/J4IQ0W01/FC42J5UJ4IQ0W01.SQUARE.jpg https://cdn.instructables.com/FC4/2J5U/J4IQ0W01/FC42J5UJ4IQ0W01.SMALL.jpg medanilevin Hi AllI'm doing this project for a while now and it came to a major milestone which deserves its own instructable :) And by the way, it IS engineering, so it is more than qualified to enter the explore science contest! If you think the same way, you can totally vote for it, thank you!Let's begin, wh...
By: medanilevin

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Sat, 1 Jul 2017 11:13:32 PDT
Vacuum Chamber Cocktail Mixer http://www.instructables.com/id/Automatic-Vacuum-Chamber-Cocktail-Mixer/
Vacuum Chamber Cocktail Mixer - More DIY How To Projects]]> https://cdn.instructables.com/FJT/CG25/JEYIVXHM/FJTCG25JEYIVXHM.SQUARE2.jpg https://cdn.instructables.com/FJT/CG25/JEYIVXHM/FJTCG25JEYIVXHM.SQUARE.jpg https://cdn.instructables.com/FJT/CG25/JEYIVXHM/FJTCG25JEYIVXHM.SMALL.jpg Uberme Have you ever wanted your very own robotic bartender that automatically mixes your favorite drinks when commanded to? Have you ever wanted a drink that was vacuum-infused? If your answer to one of these questions is yes, then you are in for a treat: Through this instructable I'll take you through th...
By: Uberme

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Mon, 19 Mar 2018 18:52:35 PDT
Make a Tellurion (sun-earth-moon Orrery) for Your Kid http://www.instructables.com/id/Make-a-Tellurion-sun-earth-moon-Orrery-for-Your-Ki/
Make a Tellurion (sun-earth-moon Orrery) for Your Kid - More DIY How To Projects]]> https://cdn.instructables.com/FEI/TUM0/J4SQ33LJ/FEITUM0J4SQ33LJ.SQUARE2.jpg https://cdn.instructables.com/FEI/TUM0/J4SQ33LJ/FEITUM0J4SQ33LJ.SQUARE.jpg https://cdn.instructables.com/FEI/TUM0/J4SQ33LJ/FEITUM0J4SQ33LJ.SMALL.jpg HuidongT A tellurion is a module for simulating the movement of earth and moon. This kind of module can be found in museum, but seldom seen in market. Some simplified version of tellurion can be found on internet, however a complete (almost) tellurion module was seldom made by DIYers. In this manual, I will ...
By: HuidongT

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Fri, 7 Jul 2017 07:48:47 PDT
Magnetic Stirrer Hotplate http://www.instructables.com/id/Magnetic-Stirrer-Hotplate-1/
Magnetic Stirrer Hotplate - More DIY How To Projects]]> https://cdn.instructables.com/F6S/IHS6/HLJUZRL3/F6SIHS6HLJUZRL3.SQUARE2.jpg https://cdn.instructables.com/F6S/IHS6/HLJUZRL3/F6SIHS6HLJUZRL3.SQUARE.jpg https://cdn.instructables.com/F6S/IHS6/HLJUZRL3/F6SIHS6HLJUZRL3.SMALL.jpg kymyst A magnetic stirrer hotplate is a very desirable piece of equipment for working with chemicals and solutions. Commercially manufactured versions can cost $ 200 or more and are beyond the budget of most hobbyists. A cheaper alternative is to construct one yourself from readily available components, an...
By: kymyst

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Sat, 14 Sep 2013 23:53:59 PDT
How to make gold plating solution. http://www.instructables.com/id/How-to-Make-Gold-Plating-Solution/
How to make gold plating solution. - More DIY How To Projects]]> https://cdn.instructables.com/FOI/M22G/IXGFU1T7/FOIM22GIXGFU1T7.SQUARE2.jpg https://cdn.instructables.com/FOI/M22G/IXGFU1T7/FOIM22GIXGFU1T7.SQUARE.jpg https://cdn.instructables.com/FOI/M22G/IXGFU1T7/FOIM22GIXGFU1T7.SMALL.jpg MatterM1 Gold Electroplating is a method of depositing a thin layer of gold onto the surface of another metal. Gold plating finds its uses in jewelry, semiconductor industry. It often employed in electronics to provide a corrosion resistant surface. In this instructable, I am making alkaline gold plating sol...
By: MatterM1

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Tue, 3 Jan 2017 16:01:34 PST
Recycled Newtonian Telescope http://www.instructables.com/id/Recycled-Newtonian-Telescope/
Recycled Newtonian Telescope - More DIY How To Projects]]> https://cdn.instructables.com/FIJ/S9Z7/IQ2KO7U7/FIJS9Z7IQ2KO7U7.SQUARE2.jpg https://cdn.instructables.com/FIJ/S9Z7/IQ2KO7U7/FIJS9Z7IQ2KO7U7.SQUARE.jpg https://cdn.instructables.com/FIJ/S9Z7/IQ2KO7U7/FIJS9Z7IQ2KO7U7.SMALL.jpg GabrielR58 Everyone likes to watch the stars and look at the moon in a clean night. But sometimes we want to see far away. We want to see it near. Then the humanity created the telescope!Todaywe have many kinds of telescopes, including the classic refractor and the Newtonian reflector. Here, in Brazil - where ...
By: GabrielR58

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Sun, 3 Jul 2016 07:00:46 PDT
How To Create A Wet Mount http://www.instructables.com/id/How-To-Create-A-Wet-Mount/
How To Create A Wet Mount - More DIY How To Projects]]> https://cdn.instructables.com/F2A/Y6V5/HPWML2HM/F2AY6V5HPWML2HM.SQUARE2.jpg https://cdn.instructables.com/F2A/Y6V5/HPWML2HM/F2AY6V5HPWML2HM.SQUARE.jpg https://cdn.instructables.com/F2A/Y6V5/HPWML2HM/F2AY6V5HPWML2HM.SMALL.jpg zfrye0 This is my first instructable so comment if something is wrong. Materials For making a wet mount you will need:A. Glass SlidesB. Slip Covers C. PipetD. Water E. Specimen ( It is the middle of winter I couldn't get a leaf so I used a piece of paper) Glass Slide And Specimen Put the glass sli...
By: zfrye0

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Wed, 1 Jan 2014 10:36:26 PST
Using WiiChuck Adapter with Arduino http://www.instructables.com/id/Using-WiiChuck-Adapter-with-Arduino/
Using WiiChuck Adapter with Arduino - More DIY How To Projects]]> https://cdn.instructables.com/FU8/INRS/G69MW7L2/FU8INRSG69MW7L2.SQUARE2.jpg https://cdn.instructables.com/FU8/INRS/G69MW7L2/FU8INRSG69MW7L2.SQUARE.jpg https://cdn.instructables.com/FU8/INRS/G69MW7L2/FU8INRSG69MW7L2.SMALL.jpg crocboy The Nunchuk is a very versatile tool.  Contained in it are a 3-axis accelerometer, a two-axis joystick, and two pushbuttons for around $20.  And you can even buy a wireless nunchuck to use as a controller!  But many don't want to cut off their nunchuck connector.  So here is an alternative.      In...
By: crocboy

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Tue, 9 Mar 2010 17:07:52 PST
A simple protocol for making iron(II, III) oxide (magnetite) http://www.instructables.com/id/A-simple-protocol-for-making-ironII-III-oxide-magn/
A simple protocol for making iron(II, III) oxide (magnetite) - More DIY How To Projects]]> https://cdn.instructables.com/FT4/X20S/IH0YL3ZR/FT4X20SIH0YL3ZR.SQUARE2.jpg https://cdn.instructables.com/FT4/X20S/IH0YL3ZR/FT4X20SIH0YL3ZR.SQUARE.jpg https://cdn.instructables.com/FT4/X20S/IH0YL3ZR/FT4X20SIH0YL3ZR.SMALL.jpg raulkaap Hello.In my first Instructable, I am going to describe the synthesis of iron(II, III) oxide (magnetite).Iron(II, III) oxide is a compound which exhibits ferrimagnetism. It has many uses and a lot of them are descibed on the Internet, some of them also on Instructables. The uses of magnetite range f...
By: raulkaap

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Mon, 16 Nov 2015 11:58:05 PST
Make Sulfuric acid (metabisulfite/oxidizer method) http://www.instructables.com/id/Make-Sulfuric-acid-metabisulfiteoxidizer-method/
Make Sulfuric acid (metabisulfite/oxidizer method) - More DIY How To Projects]]> https://cdn.instructables.com/FII/ANLE/FWI9UZXO/FIIANLEFWI9UZXO.SQUARE2.jpg https://cdn.instructables.com/FII/ANLE/FWI9UZXO/FIIANLEFWI9UZXO.SQUARE.jpg https://cdn.instructables.com/FII/ANLE/FWI9UZXO/FIIANLEFWI9UZXO.SMALL.jpg NurdRage We make concentrated sulfuric acid from sodium metabisulfite, hydrochloric acid and an oxidant such as hydrogen peroxide or nitric acid.Warning: The procedures in this video produce large quantities of toxic gases and deal with highly corrosive acids. All work must be performed in a fume hood with p...
By: NurdRage

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Sun, 28 Jun 2009 20:56:42 PDT
Let's Galvanize At Home http://www.instructables.com/id/Lets-Galvanize-At-Home/
Let's Galvanize At Home - More DIY How To Projects]]> https://cdn.instructables.com/FRK/HMR1/IDQHPF8X/FRKHMR1IDQHPF8X.SQUARE2.jpg https://cdn.instructables.com/FRK/HMR1/IDQHPF8X/FRKHMR1IDQHPF8X.SQUARE.jpg https://cdn.instructables.com/FRK/HMR1/IDQHPF8X/FRKHMR1IDQHPF8X.SMALL.jpg Science Tower Electrogalvanizing is a process in which a layer of zinc is bonded to steel in order to protect against corrosion. The process involves electroplating, running a current of electricity through a saline/zinc solution with a zinc anode and steel conductor. Zinc electroplating maintains a dominant posi...
By: Science Tower

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Mon, 24 Aug 2015 21:32:12 PDT
remote model rocket ignitor http://www.instructables.com/id/remote-model-rocket-ignitor/
remote model rocket ignitor - More DIY How To Projects]]> https://cdn.instructables.com/FIK/BFD3/FGDRLYZN/FIKBFD3FGDRLYZN.SQUARE2.jpg https://cdn.instructables.com/FIK/BFD3/FGDRLYZN/FIKBFD3FGDRLYZN.SQUARE.jpg https://cdn.instructables.com/FIK/BFD3/FGDRLYZN/FIKBFD3FGDRLYZN.SMALL.jpg eatpie365 This project is an ignition system for estes model rockets. It is powered by a 9V battery, so the rocket engine has a 99% probability of igniting correctly. It has a safety switch, an armed LED, and a launch button. It closely matches the safety specifications of the commercially available ignition...
By: eatpie365

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Sun, 18 May 2008 13:38:47 PDT
Turn Lead Into Gold, With Modern Alchemy http://www.instructables.com/id/Turn-Lead-Into-Gold-With-Modern-Alchemy/
Turn Lead Into Gold, With Modern Alchemy - More DIY How To Projects]]> https://cdn.instructables.com/FI6/Y4CT/J0X5AYGE/FI6Y4CTJ0X5AYGE.SQUARE2.jpg https://cdn.instructables.com/FI6/Y4CT/J0X5AYGE/FI6Y4CTJ0X5AYGE.SQUARE.jpg https://cdn.instructables.com/FI6/Y4CT/J0X5AYGE/FI6Y4CTJ0X5AYGE.SMALL.jpg CollegeChemistry Here is my video on how to do this is you don't wanna read it. Step 1: Respect the Chemicals CAREFUL: If you are not somewhat skilled in chemistry I recommend you NOT attempt this. It is quite toxic, and I don't recommend anyone try it. This is downright nasty stuff, I can't say it enough, just w...
By: CollegeChemistry

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Sun, 2 Apr 2017 22:24:29 PDT
Build an Electrostatic Motor http://www.instructables.com/id/Build-an-Electrostatic-Motor/
Build an Electrostatic Motor - More DIY How To Projects]]> https://cdn.instructables.com/FRY/J59Y/YNVEQZJIYGZ/FRYJ59YYNVEQZJIYGZ.SQUARE2.jpg https://cdn.instructables.com/FRY/J59Y/YNVEQZJIYGZ/FRYJ59YYNVEQZJIYGZ.SQUARE.jpg https://cdn.instructables.com/FRY/J59Y/YNVEQZJIYGZ/FRYJ59YYNVEQZJIYGZ.SMALL.jpg John Chase This site gives information for building an electrostatic motor from 2 plastic soda (pop) bottles. To see a video of the motor in operation, click on the file "cap0001.mpg" below. Be patient - it's a big file (17 MB). For additional information on the procedure, click here. Base Drill a hole i...
By: John Chase

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Wed, 23 Aug 2006 13:39:23 PDT
Solar rc conversion http://www.instructables.com/id/solar-rc-conversion/
Solar rc conversion - More DIY How To Projects]]> https://cdn.instructables.com/FHI/LL4O/FJNELB4W/FHILL4OFJNELB4W.SQUARE2.jpg https://cdn.instructables.com/FHI/LL4O/FJNELB4W/FHILL4OFJNELB4W.SQUARE.jpg https://cdn.instructables.com/FHI/LL4O/FJNELB4W/FHILL4OFJNELB4W.SMALL.jpg Mr.NHRA This instructable will teach you how to use the sun to your advantage. Those silly little remote controlled cars always drain the life from my perfectly good batteries and i wanted them to stop, it's really not nice you know! To solve the problem i bought some rechargeable ones but then i had to tak...
By: Mr.NHRA

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Sat, 9 Aug 2008 17:49:15 PDT
Classic heat exchanger http://www.instructables.com/id/Classic-heat-exchanger/
Classic heat exchanger - More DIY How To Projects]]> https://cdn.instructables.com/F71/95YJ/G5LEJO7H/F7195YJG5LEJO7H.SQUARE2.jpg https://cdn.instructables.com/F71/95YJ/G5LEJO7H/F7195YJG5LEJO7H.SQUARE.jpg https://cdn.instructables.com/F71/95YJ/G5LEJO7H/F7195YJG5LEJO7H.SMALL.jpg bertus52x11 Designing and building a heat exchanger can be complex. Especially if it has to be compact, if it has to have a large cooling / heating capacity or if the efficiency plays a crucial role. However, in many applications neither criterium is extremely critical. This instructable will show you how to...
By: bertus52x11

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Mon, 15 Feb 2010 05:22:18 PST
Make Your Own Bioplastics! http://www.instructables.com/id/Make-Your-Own-Bioplastics/
Make Your Own Bioplastics! - More DIY How To Projects]]> https://cdn.instructables.com/FIG/LBB0/JDF27796/FIGLBB0JDF27796.SQUARE2.jpg https://cdn.instructables.com/FIG/LBB0/JDF27796/FIGLBB0JDF27796.SQUARE.jpg https://cdn.instructables.com/FIG/LBB0/JDF27796/FIGLBB0JDF27796.SMALL.jpg marialilokyee This is my first try to document a scientific research project in a maker online community to demonstrate how scientists can make use of this platform to facilitate their research and encourage collaborations. This is still an ongoing new material research project, so we welcome collaborations (if y...
By: marialilokyee

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Thu, 8 Feb 2018 19:08:32 PST
Receiving Images From Passing Weather Satellites (NOAA and METEOR M2) Using a Cheap SDR http://www.instructables.com/id/Receiving-Images-From-Passing-Weather-Satellites-N/
Receiving Images From Passing Weather Satellites (NOAA and METEOR M2) Using a Cheap SDR - More DIY How To Projects]]> https://cdn.instructables.com/F5L/901Z/J44FOJ5F/F5L901ZJ44FOJ5F.SQUARE2.jpg https://cdn.instructables.com/F5L/901Z/J44FOJ5F/F5L901ZJ44FOJ5F.SQUARE.jpg https://cdn.instructables.com/F5L/901Z/J44FOJ5F/F5L901ZJ44FOJ5F.SMALL.jpg scihouse While everyone knows that there are satellites in orbit, most people don't think much of them or their capabilities, beyond making the TV work. But many of the satellites in orbit aren't just used for TV broadcasts. From weather imaging, to collecting science data, to relaying information between pr...
By: scihouse

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Tue, 20 Jun 2017 11:04:58 PDT
Cool Science Fair Project! How to Make a Homopolor Motor http://www.instructables.com/id/How-to-Make-a-Homopolor-Motor/
Cool Science Fair Project! How to Make a Homopolor Motor - More DIY How To Projects]]> https://cdn.instructables.com/FP5/WE3Z/HUA0KAWJ/FP5WE3ZHUA0KAWJ.SQUARE2.jpg https://cdn.instructables.com/FP5/WE3Z/HUA0KAWJ/FP5WE3ZHUA0KAWJ.SQUARE.jpg https://cdn.instructables.com/FP5/WE3Z/HUA0KAWJ/FP5WE3ZHUA0KAWJ.SMALL.jpg KatieStiles How to make a Homopolar Motor the best science fair project ever for children, kids and easy! magnet motor - motor magnetico 3 different designs, a heart, a spiral and a square.  A simple kids science project mini motor.  You will need copper wire, AA batteries, a neodymium magnet and pliers.  Pause...
By: KatieStiles

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Fri, 27 Sep 2013 10:40:29 PDT
BioMONSTAAAR's Heating and Cooling System http://www.instructables.com/id/BioMONSTAAARs-Heating-and-Cooling-System/
BioMONSTAAAR's Heating and Cooling System - More DIY How To Projects]]> https://cdn.instructables.com/FKN/8D0X/HRWNB60G/FKN8D0XHRWNB60G.SQUARE2.jpg https://cdn.instructables.com/FKN/8D0X/HRWNB60G/FKN8D0XHRWNB60G.SQUARE.jpg https://cdn.instructables.com/FKN/8D0X/HRWNB60G/FKN8D0XHRWNB60G.SMALL.jpg AticoComparte Based on DIY aquarium chillers (e.g. – used to keep shrimp and axolotl happy), a Peltier thermal electric cooler (TEC) system was designed; to provide temperature stability inside BioMONSTAAAR’s prototype bioreactor and allow the reactor temperature to be adjusted. The ability to adjust temperature ...
By: AticoComparte

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Fri, 21 Feb 2014 14:22:11 PST
Make a Radio Telescope With Raspberry Pi http://www.instructables.com/id/Make-a-Radio-Telescope-With-Raspberry-Pi/
Make a Radio Telescope With Raspberry Pi - More DIY How To Projects]]> https://cdn.instructables.com/F9L/CBHJ/JCKV0QF2/F9LCBHJJCKV0QF2.SQUARE2.jpg https://cdn.instructables.com/F9L/CBHJ/JCKV0QF2/F9LCBHJJCKV0QF2.SQUARE.jpg https://cdn.instructables.com/F9L/CBHJ/JCKV0QF2/F9LCBHJJCKV0QF2.SMALL.jpg ElectricSpace It is really easy to get an optical telescope. You can just buy one from a manufacturer of such telescopes. However, the same cannot really be said of radio telescopes. Usually, you have to make them yourself. In this Instructable, I will show how to build a radio telescope. Getting the Parts In ...
By: ElectricSpace

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Mon, 22 Jan 2018 07:32:43 PST
Take Micro-Photographs with an Old Student Microscope http://www.instructables.com/id/Take-Micro-photographs-with-an-Old-Student-Microsc/
Take Micro-Photographs with an Old Student Microscope - More DIY How To Projects]]> https://cdn.instructables.com/FI1/ET98/IDYPDAOW/FI1ET98IDYPDAOW.SQUARE2.jpg https://cdn.instructables.com/FI1/ET98/IDYPDAOW/FI1ET98IDYPDAOW.SQUARE.jpg https://cdn.instructables.com/FI1/ET98/IDYPDAOW/FI1ET98IDYPDAOW.SMALL.jpg KathyCeceri I recently needed an extreme close-up image that was beyond the capabilities of my little point-and-shoot digital camera. So as a retired homeschooling parent, I resorted to a technique I discovered when my kids and I were learning about biology. I set up our old low-tech microscope and used it to g...
By: KathyCeceri

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Sun, 30 Aug 2015 20:35:18 PDT
Convert a bar of soap into fatty acids http://www.instructables.com/id/Convert-a-bar-of-soap-into-fatty-acids/
Convert a bar of soap into fatty acids - More DIY How To Projects]]> https://cdn.instructables.com/F56/UIU8/GMX1RN4B/F56UIU8GMX1RN4B.SQUARE2.jpg https://cdn.instructables.com/F56/UIU8/GMX1RN4B/F56UIU8GMX1RN4B.SQUARE.jpg https://cdn.instructables.com/F56/UIU8/GMX1RN4B/F56UIU8GMX1RN4B.SMALL.jpg Jack A Lopez In this 'ible I will demonstrate unto the Instructables community, and anyone else in the World who cares to read this, how I converted a bar of Ivory(r) soap, and a few hundred milliliters of The Works(r) brand toilet bowl cleaner, into a solid, white, waxy mass, that I believe to be a mixture of f...
By: Jack A Lopez

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Sun, 1 May 2011 07:46:16 PDT
How to Make a Free Energy Generator http://www.instructables.com/id/How-to-Make-a-Free-Energy-Generator-for-Projects/
How to Make a Free Energy Generator - More DIY How To Projects]]> https://cdn.instructables.com/FOH/L9WP/IMY43IHP/FOHL9WPIMY43IHP.SQUARE2.jpg https://cdn.instructables.com/FOH/L9WP/IMY43IHP/FOHL9WPIMY43IHP.SQUARE.jpg https://cdn.instructables.com/FOH/L9WP/IMY43IHP/FOHL9WPIMY43IHP.SMALL.jpg Techgenie Did you Know that rotating a DC motor generates energy..?We will be using this technique to make a free energy generator for our projects. The motor here used is a Geared 6v, 50rpm DC motor. The multimeter reading shows that this generator can output upto 16v at 300mA, enough for small projects.Watc...
By: Techgenie

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Tue, 12 Apr 2016 19:08:31 PDT
Toothpick Shooter http://www.instructables.com/id/Toothpick-Shooter/
Toothpick Shooter - More DIY How To Projects]]> https://cdn.instructables.com/FJ3/646B/FJ64CCE2/FJ3646BFJ64CCE2.SQUARE2.jpg https://cdn.instructables.com/FJ3/646B/FJ64CCE2/FJ3646BFJ64CCE2.SQUARE.jpg https://cdn.instructables.com/FJ3/646B/FJ64CCE2/FJ3646BFJ64CCE2.SMALL.jpg coolis50 In this Instructable I will show you how to make a toothpick shooter... yes, I did not invent this... but, I modified it so it is simpler for you out there to make it I AM NOT RESPONSIBLE FOR WHAT YOU DO WITH THE SHOOTER Things you need: 1) Razor knife 2) Tape (any kind) 3) Clothespin ...
By: coolis50

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Sat, 26 Jul 2008 10:18:36 PDT
Multipurpose Solar Desalination Plant http://www.instructables.com/id/Multipurpose-Solar-Desalination-Plant/
Multipurpose Solar Desalination Plant - More DIY How To Projects]]> https://cdn.instructables.com/FM5/MM50/FU6LWI2H/FM5MM50FU6LWI2H.SQUARE2.jpg https://cdn.instructables.com/FM5/MM50/FU6LWI2H/FM5MM50FU6LWI2H.SQUARE.jpg https://cdn.instructables.com/FM5/MM50/FU6LWI2H/FM5MM50FU6LWI2H.SMALL.jpg girivs The most important need of the day in the present circumstances is potable water. Water resources are getting polluted, developing contries are facing growing shortage of fresh water sources, and arid lands are becoming drier. The solution? Water, water everywhere, not a drop to drink. Yes, the sea ...
By: girivs

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Mon, 4 May 2009 08:41:30 PDT
Free TV! The Makings of a Frankenstein Antenna http://www.instructables.com/id/Free-TV-the-Makings-of-a-Frankenstine-Antenna/
Free TV! The Makings of a Frankenstein Antenna - More DIY How To Projects]]> https://cdn.instructables.com/FTB/YUKP/JCAUEZN7/FTBYUKPJCAUEZN7.SQUARE2.jpg https://cdn.instructables.com/FTB/YUKP/JCAUEZN7/FTBYUKPJCAUEZN7.SQUARE.jpg https://cdn.instructables.com/FTB/YUKP/JCAUEZN7/FTBYUKPJCAUEZN7.SMALL.jpg Born_to_build Shed (check), free energy (check), adjustable solar mount (check), free Tv (?). Okay, my task is still not complete. I need to be able to watch TV in my Shed-cave without the intrusion of the cable or satellite companies. A true off-the-grid grid experience means I need to tap into the OTA channels....
By: Born_to_build

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Fri, 12 Jan 2018 13:35:52 PST
how to make a simple lemon battery http://www.instructables.com/id/how-to-make-a-simple-lemon-battery/
how to make a simple lemon battery - More DIY How To Projects]]> https://cdn.instructables.com/F0M/LW4T/H8CVKBGC/F0MLW4TH8CVKBGC.SQUARE2.jpg https://cdn.instructables.com/F0M/LW4T/H8CVKBGC/F0MLW4TH8CVKBGC.SQUARE.jpg https://cdn.instructables.com/F0M/LW4T/H8CVKBGC/F0MLW4TH8CVKBGC.SMALL.jpg mb inventor thin instructerbule will show you how to make a simple lemon battery first what you will need for your battery lemon wire galvinised nail  a peice of thick copper wire battery tester what you will need to do is put your nail into the lemon about 3cm in then grab your copper peice and stick ...
By: mb inventor

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Wed, 17 Oct 2012 01:05:19 PDT
Giant Wave Model! http://www.instructables.com/id/Giant-Wave-Model/
Giant Wave Model! - More DIY How To Projects]]> https://cdn.instructables.com/F20/37DP/IGCJLUNF/F2037DPIGCJLUNF.SQUARE2.jpg https://cdn.instructables.com/F20/37DP/IGCJLUNF/F2037DPIGCJLUNF.SQUARE.jpg https://cdn.instructables.com/F20/37DP/IGCJLUNF/F2037DPIGCJLUNF.SMALL.jpg The Oakland Toy Lab Why hello there, I didn't see you waving! With your new gargantuan wave model, you'll never have to miss a wave again. Transverse, interference, standing waves, nodes, this lovely science giant has got it all. Put it up in a classroom, at a homemade science museum, or to wow your auntie at the next ...
By: The Oakland Toy Lab

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Fri, 17 Apr 2015 10:51:33 PDT
An extremely simple and effective vacuum pump http://www.instructables.com/id/The-simplest-vacuum-pump-in-the-world/
An extremely simple and effective vacuum pump - More DIY How To Projects]]> https://cdn.instructables.com/FV8/P5VO/HOKSCO7S/FV8P5VOHOKSCO7S.SQUARE2.jpg https://cdn.instructables.com/FV8/P5VO/HOKSCO7S/FV8P5VOHOKSCO7S.SQUARE.jpg https://cdn.instructables.com/FV8/P5VO/HOKSCO7S/FV8P5VOHOKSCO7S.SMALL.jpg luani I will show you how to make a very simple but effective venturi vacuum pump out of cheep laboratory material. You will need several minutes to make it. The principle of this pump is that when the water flows through the vertical tube, the vacuum is generated at the horizontal tube.This type of pump ...
By: luani

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Sat, 30 Nov 2013 13:53:44 PST
Flower Dissection! http://www.instructables.com/id/Flower-Dissection/
Flower Dissection! - More DIY How To Projects]]> https://cdn.instructables.com/FAV/7R4G/I916FKAL/FAV7R4GI916FKAL.SQUARE2.jpg https://cdn.instructables.com/FAV/7R4G/I916FKAL/FAV7R4GI916FKAL.SQUARE.jpg https://cdn.instructables.com/FAV/7R4G/I916FKAL/FAV7R4GI916FKAL.SMALL.jpg The Oakland Toy Lab When you get a biologist flowers, they may not stay intact. For beautiful things we see every day, there is actually an amazing amount to discover by not only stopping to smell the roses, but look inside them too. In our case, we're going to dissect lilies! Time to put the petal to the metal. What: ...
By: The Oakland Toy Lab

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Tue, 28 Apr 2015 13:21:39 PDT
Simple Rideable Hovercraft http://www.instructables.com/id/Simple-Rideable-Hovercraft/
Simple Rideable Hovercraft - More DIY How To Projects]]> https://cdn.instructables.com/FIC/B6GY/F0R12VBI/FICB6GYF0R12VBI.SQUARE2.jpg https://cdn.instructables.com/FIC/B6GY/F0R12VBI/FICB6GYF0R12VBI.SQUARE.jpg https://cdn.instructables.com/FIC/B6GY/F0R12VBI/FICB6GYF0R12VBI.SMALL.jpg Spl1nt3rC3ll A large hovercraft that you can ride! I made this before I found instructables so these pictures are the best I could do. Materials 1. Shopvac. 2. Plywood, 3ft or 4 ft square, 3/8in or 1/2in thick. 3. Coffee can lid or other small plastic disk. 4. Tarp 1ft larger then the wood. 5. Electric saber ...
By: Spl1nt3rC3ll

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Sat, 21 Apr 2007 14:57:53 PDT
350kv Van de Graaff Generator http://www.instructables.com/id/350kv-Van-de-Graaff-Generator/
350kv Van de Graaff Generator - More DIY How To Projects]]> https://cdn.instructables.com/FFI/UVYO/HEBN967W/FFIUVYOHEBN967W.SQUARE2.jpg https://cdn.instructables.com/FFI/UVYO/HEBN967W/FFIUVYOHEBN967W.SQUARE.jpg https://cdn.instructables.com/FFI/UVYO/HEBN967W/FFIUVYOHEBN967W.SMALL.jpg Higgs Boson This is a Van de Graaff Generator that I designed and built for use with many electrostatic experiments. I attempted to make a vdg about a year ago, but the design was very poor and the project ultimately failed. I still really wanted to make one though so recently I decided to go back to the drawin...
By: Higgs Boson

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Tue, 19 Mar 2013 22:16:54 PDT
Desktop Cube (Windows only) http://www.instructables.com/id/Desktop-Cube-Windows-only/
Desktop Cube (Windows only) - More DIY How To Projects]]> https://cdn.instructables.com/FA2/JGBJ/FTY4BLDJ/FA2JGBJFTY4BLDJ.SQUARE2.jpg https://cdn.instructables.com/FA2/JGBJ/FTY4BLDJ/FA2JGBJFTY4BLDJ.SQUARE.jpg https://cdn.instructables.com/FA2/JGBJ/FTY4BLDJ/FA2JGBJFTY4BLDJ.SMALL.jpg mrmoneybagss Have you ever wanted to make your desktop have a little something special? Have more than one desktop? Or just show off your awesomeful desktop to your friends. Well, you're in luck!This instructable will make you have a desktop cube, it is something like Linux's multi-desktop program.Your specs sho...
By: mrmoneybagss

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Sat, 25 Apr 2009 15:20:15 PDT
Mindflex Duel Bluetooth Arduino FIO Hack http://www.instructables.com/id/Mindflex-Duel-Bluetooth-Arduino-FIO-Hack/
Mindflex Duel Bluetooth Arduino FIO Hack - More DIY How To Projects]]> https://cdn.instructables.com/FYQ/7QW7/GZLW993O/FYQ7QW7GZLW993O.SQUARE2.jpg https://cdn.instructables.com/FYQ/7QW7/GZLW993O/FYQ7QW7GZLW993O.SQUARE.jpg https://cdn.instructables.com/FYQ/7QW7/GZLW993O/FYQ7QW7GZLW993O.SMALL.jpg mbmosher Howdy Folks, I know there's a wealth of information on how to hack the Mindflex and Force Trainer game headset to access the EEG data they send out, so I am going to keep this brief, and try to make two points.  If you are familiar with Arduino and soldering, this is a very easy hack. First, I had...
By: mbmosher

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Sun, 11 Mar 2012 13:19:22 PDT
DIY Stirrer/Hot Plate http://www.instructables.com/id/DIY-StirrerHot-Plate/
DIY Stirrer/Hot Plate - More DIY How To Projects]]> https://cdn.instructables.com/FQJ/W6B6/GJ6EVAN9/FQJW6B6GJ6EVAN9.SQUARE2.jpg https://cdn.instructables.com/FQJ/W6B6/GJ6EVAN9/FQJW6B6GJ6EVAN9.SQUARE.jpg https://cdn.instructables.com/FQJ/W6B6/GJ6EVAN9/FQJW6B6GJ6EVAN9.SMALL.jpg amaloney All research areas, be it physics or chemistry or biology, will require at some point in time a stirrer and or a hot plate or a stirrer hot plate combo. These things are quite expensive even when they are barebones devices. If you want one that has PID temperature control, than tack on an extra orde...
By: amaloney

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Fri, 21 Jan 2011 09:11:42 PST
Hydrolize Corn Starch into Dextrose (Glucose Syrup) http://www.instructables.com/id/Hydrolize-Corn-Starch-into-Dextrose-Glucose-Syrup/
Hydrolize Corn Starch into Dextrose (Glucose Syrup) - More DIY How To Projects]]> https://cdn.instructables.com/FLG/V67V/HHOFNW9C/FLGV67VHHOFNW9C.SQUARE2.jpg https://cdn.instructables.com/FLG/V67V/HHOFNW9C/FLGV67VHHOFNW9C.SQUARE.jpg https://cdn.instructables.com/FLG/V67V/HHOFNW9C/FLGV67VHHOFNW9C.SMALL.jpg vreinkymov In this instructable, I will show you how to convert corn starch into glucose syrup. The following steps are involved: Hydrolyze corn starch with dilute sulfuric acid and heat as a catalyst. Create calcium carbonate using baking soda and dehumidifier. Neutralize hydrolized mixture using...
By: vreinkymov

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Mon, 10 Jun 2013 00:02:42 PDT
supercharged lemon http://www.instructables.com/id/supercharged-lemon/
supercharged lemon - More DIY How To Projects]]> https://cdn.instructables.com/FKK/Y509/FEMY3DK8/FKKY509FEMY3DK8.SQUARE2.jpg https://cdn.instructables.com/FKK/Y509/FEMY3DK8/FKKY509FEMY3DK8.SQUARE.jpg https://cdn.instructables.com/FKK/Y509/FEMY3DK8/FKKY509FEMY3DK8.SMALL.jpg s8 build a lemon-powered flashlight!normally it takes 3 lemons to get an LED slightly glowing...with this design you can make a single-lemon-powered flashlight that will run for weeks!!!credits:it was developed during the exhibition "Cooking and Constructing" at Platform21joule thief design prepare t...
By: s8

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Sat, 5 Apr 2008 13:46:04 PDT
How to over-ride a shutdown virus http://www.instructables.com/id/How-to-over-ride-a-shutdown-virus/
How to over-ride a shutdown virus - More DIY How To Projects]]> https://cdn.instructables.com/FIU/H8LE/G6MPMI3F/FIUH8LEG6MPMI3F.SQUARE2.jpg https://cdn.instructables.com/FIU/H8LE/G6MPMI3F/FIUH8LEG6MPMI3F.SQUARE.jpg https://cdn.instructables.com/FIU/H8LE/G6MPMI3F/FIUH8LEG6MPMI3F.SMALL.gif messmaker You may have read my last instructable, on how to make a shutdown virus, but this instructable will show you how to OVER-RIDE that shutdown virus =] THIS IS EXTREMELY EASY!!! Making Or Activating The Over-Ride To make a over-ride shortcut (that sits on your desktop until it is needed) follow ...
By: messmaker

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Fri, 19 Mar 2010 05:28:08 PDT
how to make quick lime and slaked lime http://www.instructables.com/id/how-to-make-quick-lime-and-slaked-lime/
how to make quick lime and slaked lime - More DIY How To Projects]]> http://www.instructables.com/static/defaultIMG/default.SQUARE2.png http://www.instructables.com/static/defaultIMG/default.SQUARE.png http://www.instructables.com/static/defaultIMG/default.SMALL.gif nerdhero17603 this is how to make quicklime out of seashells and then make slaked lime which is a good mortar and putty and paste . to make quicklime all the materials are as followed 1)a container of some sort 2)any lime product(i use seashells) 3)water 4)time i guess?? Quick lime is a corrosive acid so be VERY ...
By: nerdhero17603

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Mon, 11 May 2009 11:31:25 PDT
Jello Refraction Experiment http://www.instructables.com/id/Jello-Refraction-Experiment/
Jello Refraction Experiment - More DIY How To Projects]]> https://cdn.instructables.com/F0M/GB5P/HCV9A1LR/F0MGB5PHCV9A1LR.SQUARE2.jpg https://cdn.instructables.com/F0M/GB5P/HCV9A1LR/F0MGB5PHCV9A1LR.SQUARE.jpg https://cdn.instructables.com/F0M/GB5P/HCV9A1LR/F0MGB5PHCV9A1LR.SMALL.jpg opticsjello This experiment shows one way to find the index of refraction of Jello. Jello is a common delectable treat enjoyed by many kids. It is also a translucent material which makes it a perfect candidate for an index of refraction experiment. Index of refraction is one of the most important concepts in op...
By: opticsjello

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Mon, 11 Feb 2013 21:47:29 PST
Let's Build a Water Rocket That Can Fly 1000 Feet High! http://www.instructables.com/id/Lets-Build-a-Water-Rocket-That-Can-Fly-1000-Feet-H/
Let's Build a Water Rocket That Can Fly 1000 Feet High! - More DIY How To Projects]]> https://cdn.instructables.com/FVL/VOYU/JAIJL03N/FVLVOYUJAIJL03N.SQUARE2.jpg https://cdn.instructables.com/FVL/VOYU/JAIJL03N/FVLVOYUJAIJL03N.SQUARE.jpg https://cdn.instructables.com/FVL/VOYU/JAIJL03N/FVLVOYUJAIJL03N.SMALL.jpg RaketfuedRockets Water Rocketry is a relatively unknown but awesome hobby. Why? Because you are able to build really good performing rockets without any expensive equipment or tools. We are a small team of students from Germany who have been building water rockets for almost seven years now. In this long time, we ha...
By: RaketfuedRockets

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Tue, 28 Nov 2017 12:33:47 PST
Organic Hydroponics / Aquaponics http://www.instructables.com/id/Organic-Hydroponics-Aquaponics/
Organic Hydroponics / Aquaponics - More DIY How To Projects]]> https://cdn.instructables.com/FQY/SEDT/FRD86GQH/FQYSEDTFRD86GQH.SQUARE2.jpg https://cdn.instructables.com/FQY/SEDT/FRD86GQH/FQYSEDTFRD86GQH.SQUARE.jpg https://cdn.instructables.com/FQY/SEDT/FRD86GQH/FQYSEDTFRD86GQH.SMALL.jpg bhsx Aquaponics is the commingling of Aquaculture, a.k.a. fish farming, and Hydroponics, growing plants/crops without soil. This instructable will show you a simple method of growing both fish and plants, using easily obtained and/or household items, for enjoyment and beauty or for consumption.Why shou...
By: bhsx

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Mon, 23 Feb 2009 13:37:59 PST