Measuring the speed of sound with science and statistics

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Despite what you may have heard elsewhere, science isn't just reading [Neil deGrasse Tyson]'s Twitter account or an epistemology predicated on the non-existence of god. No, science requires much more work watching Cosmos, as evidenced by [Ast]'s adventures in analyzing data to measure the speed of sound with a microcontroller. After [Ast] built a time to digital converter - basically an … [Read more...]

Only you can kick a child’s balls into space

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We had a lot of fun with that title. Of course when you're talking about launching a thousand ping pong balls into space there's no end to the puns which can be made. But this is actually a fantastic initiative to get people of all ages excited about science and near-space experiments. [John Powell] offers school children the opportunity to send an experiment into space. He's Kickstarting the next … [Read more...]

Flying Batman is a load of bull

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Batman's ability to fly is a falsehood. Or at least so says science. We didn't know science was into disproving super-hero movies (that's a deep well to drink from) but to each his own. But back in December the Journal of Physics Special Topics took on the subject with their scholarly paper entitled Trajectory of a Falling Batman. The equations presented in the two-page white paper may be above … [Read more...]

Tricorder project brings the fabled devices into existence

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Whether or not you love Star Trek we'd bet you know what a Tricorder is. The handheld device capable of gathering information about the environment around you, or taking health diagnostics about an injured crew member, seemed like unfathomably advanced technology when first seen on the original television series. But our technology has advance so quickly that you can now build a Tricorder of your … [Read more...]

Million volt guitar rocks the house…for science!

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[Bill Porter] and his friend [Dan Flisek] work together to put on a science-related educational stage show called “Science Brothers”, in which the pair try to convince school children that their field of expertise is the cooler science. While the two are competitive on stage, the main goal of the program is to get kids interested in science, no matter what the specialty. The pair currently … [Read more...]

Hackaday Links: March 20, 2011

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SNES Arcade Cabinet [Daniel] let us know that he finished up a SNES arcade cabinet he has been working on for awhile. It looks so good, he says that his wife has even agreed to let him keep it in the house! DIY Overhead projector beamer [Liquider] sent us some information about a DIY beamer he built using an overhead projector and an old LCD panel. It looks like a great way to … [Read more...]

Ego Box monitors web hits

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[Bogdan's] latest project is a box that displays web hits for a chosen site. He calls it the Ego Box because depending on how traffic goes it either bloats or crushes your ego. This provides similar functionality as our Troll Sniffing Rat but the biggest difference is that this is a stand-alone Ethernet device. That's thanks to the ENC28J60 Ethernet controller chip which manages the stack and has … [Read more...]