Tech World

MIT Develops Artificial Leaf That Produces Energy

MIT researchers have developed an artificial leaf that actually produces energy. That’s right, it “produces pure oxygen and hydrogen gas, powered entirely by sunlight.” Continue reading for a video. The leaf is semiconducting silicon, coated on one side with a special cobalt catalyst, discovered by the project’s Daniel Nocera in 2008, and on the other [...]

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Tesla Coil Plays the Oldies

In this awesome video, MIT’s Electronics Research Society shows “us a Tesla coil connected to a keyboard that can play jaunty tunes using pure, unadulterated energy.” Continue reading to watch the tesla coil play some oldies. [Source]

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Dinosaur Feathers Preserved in Amber

Found in Canada, these dinosaur feathers “dating from around 70 to 85 million years ago [show] that border between winged dinosaurs and the earliest avians.” Video after the break. The study indicates that these feathers, relatively modern, were already appearing even before the non-avian dinosaurs were extinct. [Source]

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Solar Flares

In videos, solar flares may not appear to be all that large, but that most certainly is not the case. YouTube user “WorldScott” provides us with a visual video showing us just how big they really are. Continue reading to watch.

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Homemade Gunpowder

While we don’t recommend making gunpowder and conducting dangerous experiments with it, Popular Science does show us an easy way to make it at home. Simply put, you just need “saltpeter, sulfur and charcoal, listed with exact percentages.” Video after the break. To make real gunpowder that actually goes bang, these ingredients must be ground [...]

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