Yes, Water does spin backwards in Australia

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I just thought that you should know that.  Yes it’s not that scientific of a test, and yes all the theoretical math and science should answer the question for you, but I thought you should know for yourself by watching this six minute video.  Don’t say I never did anything for you.

36v Plasma Cutter

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Did you know you can use 4 9v batteries some foil, and a piece of graphite/lead from a mechanical pencil to make a mini plasma cutter?  I didn’t. It turns out that you can, and it’s quite straightforward too.  In case you don’t believe this will work, here’s a video of it: {Imgur}

LASER vs. Balloons

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This is pretty cool.  Knowing that a LASER travels at the speed of light, it’s pretty impressive how long it takes to pop all those balloons. For the next version of this game, they should add some mirrors to it, and make some cool designs.  I like that.  Maybe make the balloons different size, fill … Continued