Instructables: exploring - video - technology - science - featured http://www.instructables.com Wed, 30 Jul 2014 11:00:24 PDT BLOX v1.01 At Home Elephant Toothpaste Demonstration http://www.instructables.com/id/At-Home-Elephant-Toothpaste-Demonstration/ http://cdn.instructables.com/FZH/Q3C1/HUEEMM10/FZHQ3C1HUEEMM10.SQUARE2.jpg http://cdn.instructables.com/FZH/Q3C1/HUEEMM10/FZHQ3C1HUEEMM10.SQUARE.jpg http://cdn.instructables.com/FZH/Q3C1/HUEEMM10/FZHQ3C1HUEEMM10.SMALL.jpg TrollFaceTheMan   Hello TrollFaceTheMan here with How to make Elephant Toothpaste... Now I know this is an old one, but sometimes the classics are worth repeating... Now this experiment is completely safe to do at home, and all the igredents most of you will already have around the house...  So stay tuned, to fin...
By: TrollFaceTheMan

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Thu, 24 Apr 2014 20:18:30 PDT
Growing Rock Candy In Under 24 Hours (Includes Time Lapse) http://www.instructables.com/id/Growing-Rock-Candy-In-Under-24-Hours-With-Time-Lap/ http://cdn.instructables.com/FPT/182X/HU841UR6/FPT182XHU841UR6.SQUARE2.jpg http://cdn.instructables.com/FPT/182X/HU841UR6/FPT182XHU841UR6.SQUARE.jpg http://cdn.instructables.com/FPT/182X/HU841UR6/FPT182XHU841UR6.SMALL.jpg TrollFaceTheMan   Please vote if you like it!! Hello Yotubers TrollFaceTheMan Here...     I had been Looking around about Crystal Growth and such and decided to re-try an experiment I had always failed at in the past, making rock candy... Why had I always failed it..? Well patience has never been my strong suit...
By: TrollFaceTheMan

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Sun, 20 Apr 2014 02:16:45 PDT
How-To Make Fireworks From Marshmallows, a Pyrotechnic Putty http://www.instructables.com/id/How-To-Make-Fireworks-From-Marshmallows-a-Pyrotech/ http://cdn.instructables.com/F7Z/9J2E/HSHDWNFW/F7Z9J2EHSHDWNFW.SQUARE2.jpg http://cdn.instructables.com/F7Z/9J2E/HSHDWNFW/F7Z9J2EHSHDWNFW.SQUARE.jpg http://cdn.instructables.com/F7Z/9J2E/HSHDWNFW/F7Z9J2EHSHDWNFW.SMALL.jpg TrollFaceTheMan If you like this Instructable please don't forget to vote for it!! In this Video I explain how to make a slow burning firework putty using Marshmallows and an oxidizer (Sodium Nitrate in my case...) Potassium Nitrate can also be used but the ratio is 3 parts oxidizer to 2 parts sugar, instead of 2 ...
By: TrollFaceTheMan

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Sun, 9 Mar 2014 12:14:20 PDT
Build a Fire Tornado! http://www.instructables.com/id/Build-a-Fire-Tornado/ http://cdn.instructables.com/F79/MFOR/HNM4EXR2/F79MFORHNM4EXR2.SQUARE2.jpg http://cdn.instructables.com/F79/MFOR/HNM4EXR2/F79MFORHNM4EXR2.SQUARE.jpg http://cdn.instructables.com/F79/MFOR/HNM4EXR2/F79MFORHNM4EXR2.SMALL.jpg rickosgood Build a fire tornado from simple tools and materials.   Also, check out my follow up to this instructible where I build a GIANT fire tornado! http://www.instructables.com/id/Build-a-GIANT-Fire-Tornado/ Materials 4 x 3/4" PVC pipe - 2 feet long 4 x 3/4" PVC end plugs 4 x 3/4" PVC coupl...
By: rickosgood

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Tue, 5 Nov 2013 09:59:59 PST
Make a High Volume Manual Vacuum Pump http://www.instructables.com/id/Make-a-High-Volume-Manual-Vacuum-Pump/ http://cdn.instructables.com/FA9/K5B8/HMMFBCI1/FA9K5B8HMMFBCI1.SQUARE2.jpg http://cdn.instructables.com/FA9/K5B8/HMMFBCI1/FA9K5B8HMMFBCI1.SQUARE.jpg http://cdn.instructables.com/FA9/K5B8/HMMFBCI1/FA9K5B8HMMFBCI1.SMALL.jpg NightHawkInLight This video will show how to make a vacuum pump, a device that can be used to suck the air out of sealed environments. This is the same pump I use to operate my vacuum cannon seen here: http://youtu.be/CVL99yIB3NQ A clear vacuum chamber such as the one seen in the video can be obtained by purchasing...
By: NightHawkInLight

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Wed, 16 Oct 2013 06:49:17 PDT
How to Make Fluorescein from Highlighter Markers http://www.instructables.com/id/How-to-Make-Fluorescein-from-Highlighter-Markers/ http://cdn.instructables.com/FR1/VOI0/HJKBM1LU/FR1VOI0HJKBM1LU.SQUARE2.jpg http://cdn.instructables.com/FR1/VOI0/HJKBM1LU/FR1VOI0HJKBM1LU.SQUARE.jpg http://cdn.instructables.com/FR1/VOI0/HJKBM1LU/FR1VOI0HJKBM1LU.SMALL.jpg NightHawkInLight The above video demonstrates how to extract the chemical fluorescein from highlighter markers using no other chemical besides common rubbing alcohol. As is demonstrated in the video, fluorescein is spectacular to watch dissolve into water, especially under black light. Below is a list of other excel...
By: NightHawkInLight

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Fri, 26 Jul 2013 07:00:21 PDT
Make Prince Rupert's Drops - Glass Turned Hand Grenade http://www.instructables.com/id/Make-Prince-Ruperts-Drops-Glass-Turned-Grenade/ http://cdn.instructables.com/FO9/H9PT/HET1301H/FO9H9PTHET1301H.SQUARE2.jpg http://cdn.instructables.com/FO9/H9PT/HET1301H/FO9H9PTHET1301H.SQUARE.jpg http://cdn.instructables.com/FO9/H9PT/HET1301H/FO9H9PTHET1301H.SMALL.jpg NightHawkInLight Prince Rupert's Drops are one of the most spectacular physics demonstrations I have witnessed. They are formed by a drop of molten glass being cooled rapidly in water in such a way that stress in the core is at a tipping point that requires only a slight imbalance to explode. Even so, the stresses a...
By: NightHawkInLight

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Thu, 28 Mar 2013 11:43:32 PDT
Make Ferric Chloride (for etching printed circuit boards) http://www.instructables.com/id/Make-Ferric-Chloride-for-etching-printed-circuit-/ http://cdn.instructables.com/FQZ/QOYW/H9G0SQPD/FQZQOYWH9G0SQPD.SQUARE2.jpg http://cdn.instructables.com/FQZ/QOYW/H9G0SQPD/FQZQOYWH9G0SQPD.SQUARE.jpg http://cdn.instructables.com/FQZ/QOYW/H9G0SQPD/FQZQOYWH9G0SQPD.SMALL.jpg NurdRage We make ferric chloride, a well-known etchant for printed circuit boards. Get 20g of iron. This can be in the form of nails or steel wool. It's best to use iron that's rusting, that indicates it doesn't have other metals like zinc or chromium that's normally used to prevent rust. To the iron add 10...
By: NurdRage

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Thu, 15 Nov 2012 16:33:57 PST
Ghost Metal Chemistry Trick http://www.instructables.com/id/Ghost-Metal-Chemistry-Trick/ http://cdn.instructables.com/FBN/XFQQ/H8CVFV1L/FBNXFQQH8CVFV1L.SQUARE2.jpg http://cdn.instructables.com/FBN/XFQQ/H8CVFV1L/FBNXFQQH8CVFV1L.SQUARE.jpg http://cdn.instructables.com/FBN/XFQQ/H8CVFV1L/FBNXFQQH8CVFV1L.SMALL.jpg NurdRage In a variation of luminol chemiluminescence, we make a coin appear to glow with ghostly trails. Get 10mg of luminol and dissolve it in 10mL of 10% ammonia solution, the exact concentration isn't critical. Then add 1mL of 3% hydrogen peroxide and dilute the whole solution into 100mL of distilled wat...
By: NurdRage

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Fri, 19 Oct 2012 06:19:04 PDT
METAL MELTER! http://www.instructables.com/id/METAL-MELTER/ http://cdn.instructables.com/FLZ/1CRH/H7URGNWH/FLZ1CRHH7URGNWH.SQUARE2.jpg http://cdn.instructables.com/FLZ/1CRH/H7URGNWH/FLZ1CRHH7URGNWH.SQUARE.jpg http://cdn.instructables.com/FLZ/1CRH/H7URGNWH/FLZ1CRHH7URGNWH.SMALL.jpg The King of Random Here's a microwave oven transformer that's been modified into a dangerous little device. Now it can pump out 800 amps of electrical current, so let's use it to melt some metal! http://www.thekingofrandom.com
By: The King of Random

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Mon, 15 Oct 2012 10:10:24 PDT
Fake Blood Cut Trick with Chemistry http://www.instructables.com/id/Fake-Blood-Cut-Trick-with-Chemistry/ http://cdn.instructables.com/F1E/YV68/H8AZ5CYE/F1EYV68H8AZ5CYE.SQUARE2.jpg http://cdn.instructables.com/F1E/YV68/H8AZ5CYE/F1EYV68H8AZ5CYE.SQUARE.jpg http://cdn.instructables.com/F1E/YV68/H8AZ5CYE/F1EYV68H8AZ5CYE.SMALL.jpg NurdRage In this video we make a fake blood cut using the classical reaction of ferric chloride and potassium thiocyanate. Get half a gram of ferric chloride and half a gram of potassium thiocyanate. Add about 10 mL of water to both and shake them up until they are both fully dissolved. Now get some of the...
By: NurdRage

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Mon, 15 Oct 2012 09:12:31 PDT
Make Quantum Dots (Cadmium Selenide Type) http://www.instructables.com/id/Make-Quantum-Dots-Cadmium-Selenide-Type/ http://cdn.instructables.com/F62/04N2/H1Y0BL9G/F6204N2H1Y0BL9G.SQUARE2.jpg http://cdn.instructables.com/F62/04N2/H1Y0BL9G/F6204N2H1Y0BL9G.SQUARE.jpg http://cdn.instructables.com/F62/04N2/H1Y0BL9G/F6204N2H1Y0BL9G.SMALL.jpg NurdRage In this video we make cadmium selenide quantum dots. WARNING: This experiment uses toxic and carcinogenic reagents and directly handles extremely hot liquids. Gloves, protective clothing and a fume hood should be used. This should be performed by, or under the direct supervision of, an experienced ...
By: NurdRage

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Mon, 7 May 2012 16:48:27 PDT
Downwind Faster Than The Wind Cart http://www.instructables.com/id/Downwind-Faster-Than-The-Wind-Cart/ http://cdn.instructables.com/FFC/5UEL/GYVDIXHF/FFC5UELGYVDIXHF.SQUARE2.jpg http://cdn.instructables.com/FFC/5UEL/GYVDIXHF/FFC5UELGYVDIXHF.SQUARE.jpg http://cdn.instructables.com/FFC/5UEL/GYVDIXHF/FFC5UELGYVDIXHF.SMALL.gif wiredcav This instructable will take you through the construction of a working model of the wind powered cart that answers the question that sparked so much controversy across dozens of internet forums.  It resulted in tens of thousands of posts of heated debates, on-line and print articles in Make, Popular ...
By: wiredcav

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Sat, 25 Feb 2012 20:51:20 PST
--- Deleted ---- http://www.instructables.com/id/Make-Potassium-Metal/ http://cdn.instructables.com/FUP/SA0W/GWPDT2Q9/FUPSA0WGWPDT2Q9.SQUARE2.jpg http://cdn.instructables.com/FUP/SA0W/GWPDT2Q9/FUPSA0WGWPDT2Q9.SQUARE.jpg http://cdn.instructables.com/FUP/SA0W/GWPDT2Q9/FUPSA0WGWPDT2Q9.SMALL.jpg NurdRage --- Deleted ----
By: NurdRage

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Wed, 28 Dec 2011 16:23:43 PST
Make Luminol From Domestically Available Chemicals http://www.instructables.com/id/Make-Luminol-From-Domestically-Available-Chemicals-1/ http://cdn.instructables.com/F33/2BOB/GVIYJPV1/F332BOBGVIYJPV1.SQUARE2.jpg http://cdn.instructables.com/F33/2BOB/GVIYJPV1/F332BOBGVIYJPV1.SQUARE.jpg http://cdn.instructables.com/F33/2BOB/GVIYJPV1/F332BOBGVIYJPV1.SMALL.jpg NurdRage In this video we make luminol from domestically available chemicals. WARNING: The process pretty complicated and dangerous at parts and so should only performed by, or under the direct supervision of, an experienced chemist. First we obtain diethylhexyl phthalate by refluxing 50g of finely cut vin...
By: NurdRage

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Wed, 30 Nov 2011 20:38:18 PST
Lab Tip: Mineral Oil Source http://www.instructables.com/id/Lab-Equipment-Mineral-Oil/ http://cdn.instructables.com/FJT/ESGX/GVA8DW65/FJTESGXGVA8DW65.SQUARE2.jpg http://cdn.instructables.com/FJT/ESGX/GVA8DW65/FJTESGXGVA8DW65.SQUARE.jpg http://cdn.instructables.com/FJT/ESGX/GVA8DW65/FJTESGXGVA8DW65.SMALL.jpg NurdRage Mineral oil or Paraffin oil is a useful oil for making oil baths and storing reactive metals. It also has a huge number of uses for the DIY community such as an odorless fuel for certain lamps, rust protection, sealant, lubricant, an inert coolant and many more. It is composed of high boiling inert ...
By: NurdRage

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Mon, 21 Nov 2011 21:22:46 PST
Prepare for the Science Fair http://www.instructables.com/id/Prepare-for-the-Science-Fair/ http://cdn.instructables.com/FYC/V9PX/GS3BCV8M/FYCV9PXGS3BCV8M.SQUARE2.jpg http://cdn.instructables.com/FYC/V9PX/GS3BCV8M/FYCV9PXGS3BCV8M.SQUARE.jpg http://cdn.instructables.com/FYC/V9PX/GS3BCV8M/FYCV9PXGS3BCV8M.SMALL.jpg sciencesiblings An animated short explaining the steps to completing a science fair project. Created by Kevin Temmer. © Copyright 2011 Kevin Temmer  www.kevintemmer.com
By: sciencesiblings

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Thu, 8 Sep 2011 08:04:21 PDT
Make Flowers Glow in the Dark with Highlighter Fluid and UV Light http://www.instructables.com/id/Make-Flowers-Glow-in-the-Dark-with-Highlighter-Flu/ http://cdn.instructables.com/FP4/GNID/GJQE9CPR/FP4GNIDGJQE9CPR.SQUARE2.jpg http://cdn.instructables.com/FP4/GNID/GJQE9CPR/FP4GNIDGJQE9CPR.SQUARE.jpg http://cdn.instructables.com/FP4/GNID/GJQE9CPR/FP4GNIDGJQE9CPR.SMALL.jpg NurdRage In this video we make white carnation flowers glow in the dark when exposed to ultraviolet light. What we're essentially going is making them fluorescent. To do this we get a fluorescent highlighter and open it up to get the foam ink cartridge. Then squeeze a few drops of the ink into a cup of wat...
By: NurdRage

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Thu, 10 Feb 2011 14:38:59 PST
Grow Silver Crystals by Electrochemistry http://www.instructables.com/id/Grow-Silver-Crystals-by-Electrochemistry/ http://cdn.instructables.com/FXT/4ELU/GHTLLMCR/FXT4ELUGHTLLMCR.SQUARE2.jpg http://cdn.instructables.com/FXT/4ELU/GHTLLMCR/FXT4ELUGHTLLMCR.SQUARE.jpg http://cdn.instructables.com/FXT/4ELU/GHTLLMCR/FXT4ELUGHTLLMCR.SMALL.jpg NurdRage In this video we grow crystals of pure silver metal by electochemistry. The procedure is fairly simple. Just apply an electric current between a silver anode and an aluminum or silver metal cathode while they are immersed in silver nitrate solution. The silver ions from the anode will deposit on th...
By: NurdRage

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Sun, 19 Dec 2010 12:53:12 PST
Make Glow Sticks - The Science http://www.instructables.com/id/Make-Glow-Sticks-The-Science/ http://cdn.instructables.com/FHR/8MK8/GBOTJEXQ/FHR8MK8GBOTJEXQ.SQUARE2.jpg http://cdn.instructables.com/FHR/8MK8/GBOTJEXQ/FHR8MK8GBOTJEXQ.SQUARE.jpg http://cdn.instructables.com/FHR/8MK8/GBOTJEXQ/FHR8MK8GBOTJEXQ.SMALL.jpg NurdRage We show how to make glow sticks and go through all the chemicals needed as well as how to make different colors. We also talk about the chemistry and scientifically research a proposed mechanism. To make the glow stick mix together the following: 10mL Diethyl Phthalate (solvent) 3mg of fluorescent...
By: NurdRage

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Sat, 17 Jul 2010 18:56:54 PDT
How To Make A Homemade Electric Telegraph! http://www.instructables.com/id/How-To-Make-A-Homemade-Electric-Telegraph!/ http://cdn.instructables.com/F8C/RJWL/F9T3NIWS/F8CRJWLF9T3NIWS.SQUARE2.jpg http://cdn.instructables.com/F8C/RJWL/F9T3NIWS/F8CRJWLF9T3NIWS.SQUARE.jpg http://cdn.instructables.com/F8C/RJWL/F9T3NIWS/F8CRJWLF9T3NIWS.SMALL.jpg johnnyrockstah Make a homemade electronic telegraph for sending morse code messages to family and friends. No soldering required. MATERIALS NEEDED:Two pieces of cardboard (5x7 inches)Two pieces of cardboard (2x4 inches)Duct tapeJumbo paper clipSciccorsThumbtackMini BuzzerRuler One short wireLight bulb from Christm...
By: johnnyrockstah

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Fri, 7 Dec 2007 13:14:34 PST
SwashBot Build Video http://www.instructables.com/id/SwashBot-Build-Video/ http://cdn.instructables.com/F2R/QH51/FGV4C7JH/F2RQH51FGV4C7JH.SQUARE2.jpg http://cdn.instructables.com/F2R/QH51/FGV4C7JH/F2RQH51FGV4C7JH.SQUARE.jpg http://cdn.instructables.com/F2R/QH51/FGV4C7JH/F2RQH51FGV4C7JH.SMALL.jpg crabfu Overview of how to build a swashbot Come see all 3 swashbots at RoboGames (www.robogames.net) June 13-15 in San Francisco!
By: crabfu

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Fri, 30 May 2008 12:10:50 PDT