Category: Science
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1 kg of this polymer could turn an Olympic pool to jelly
Dutch researchers have developed a gel-forming polymer so effective that a kilogram of the stuff sprinkled across an Olympic sized swimming pool would turn the entire thing to jelly. All you have to do is add a little heat, which is sort of the opposite of what you normally do with gels. Read Nature via Popsci
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How long could you swim in a spent nuclear fuel pool?
An interesting science blog post here on What if?, via Chron What if I took a swim in a typical spent nuclear fuel pool? Would I need to dive to actually experience a fatal amount of radiation? How long could I stay safely at the surface? Read it to the bottom, there’s a cheeky joke…
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Behold a red-hot ball of nickel being dropped into water
An interesting sound that makes, via Geekologie http://youtu.be/MomYOEHPWUw
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Early Swimming for Kids Leads to Better Academic Performance
As mentioned in November 2011
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Pruney fingers give us better grip underwater
In 2011, a team at Newcastle University, UK, timed people as they transferred wet or dry objects from one box to another with and without wrinkled fingers. With wrinkles, wet objects were transferred about 12 per cent faster than with unwrinkled fingers, while dry objects were transferred equall fast regardless of wrinkles. The reason for…
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Ludwick Marishane: A bath without water
If you had to walk a mile for a jug of water every day, as millions of people do, it’s unlikely you’d use that precious water to bathe. Young entrepreneur Ludwick Marishane tells the amazing, funny story of how he invented a cheap, clean and convenient solution: DryBathâ„¢, the world’s first bath-substituting lotion.
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The Diving Response Explained – Stig Severinsen on Superhuman Showdown
Breath-holding world record holder Stig Severinsen demonstrates the diving reflex on Superhuman Showdown on Discovery Channel.
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Bouncing a Drop of Water on Water
“Typically, when a droplet of water plunges into a pool of water, it will bounce slightly and then coalesce with the rest of the water. But there’s a way to keep the bounce going indefinitely. If you put the pool of water on top of a loud speaker, you can vibrate the surface. This vibration…