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How Astronauts Turn Pee Into Drinking Water
Sure, there’s no air in space. But once you’ve overcome that rather urgent deficiency, you’ve got to deal with another one: no water. Thanks to science, astronauts can solve that problem by just drinking pee. Zero-G YouTuber and ISS astrodinaire Chris Hadfield explains.
These Bicycles Made From Old Cars Are Gorgeous And Green
Bicycled is a new company that’s building bikes out of junked cars. While that sounds like it could be a recipe for disaster, the results are actually amazingly beautiful.
This Is How DARPA Will Strip Old Satellites For Parts
There’s a bunch of junk orbiting the Earth right now, a bunch of junk that we put there. But not all of the old satellites that are zooming around the planet are totally useless; plenty still have good stuff in them that could be reused and DARPA wants to start mining them.
Recycling Can Be Fun With This Paper Towel Tube Building Set
There are countless reasons we should be recycling our garbage as much as possible, from dwindling natural resources to the harm our disposable lifestyles are doing to the planet. But perhaps the most convincing reason to recycle, at least your empty paper towel and toilet paper cardboard tubes, is this fantastic Toobalink building set.
Monster Machines: Self-Teaching Battery Sifter Sorts Cells By Sight
Nickel-cadmium and lithium-ion batteries can’t simply be thrown away — their dangerous heavy metal contents could leak and contaminate the environment. Problem is, batteries have to be sorted by size and type before being recycled, which is both labour-intensive and time-consuming. Luckily, this high-speed battery separating system is anything but manual.
