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Ice-Tray Battery | Experiments | Steve Spangler Science

Ice-Tray Battery | Experiments | Steve Spangler Science

You probably know that voltaic batteries come in all kinds of shapes and sizes, from tiny button batteries to car batteries to huge industrial heavy-weights. They turn chemical energy into the electrical energy that people use to power clocks, toys, cell phones,...

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On the Origin of Butts – YouTube

On the Origin of Butts – YouTube

We’ve already been told that everybody poops - but did you ever stop to consider why? It’s thanks to our heroic through-gut that humans don’t suffer the same fate as jellyfish and anemones, and every hero has an origin story… Hosted by: Olivia Gordon

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5 Things That Make You a Mosquito Magnet – YouTube

5 Things That Make You a Mosquito Magnet – YouTube

Every summer it seems like there’s that one person who always gets a lot of mosquito bites. But what makes people mosquito magnets? Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org

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World’s Lightest Solid! – YouTube

World’s Lightest Solid! – YouTube

Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission. The focus of this video is silica aerogels, though graphene aerogels are now...

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