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Helping hermit crab find a new shell
Posted 7 years ago by TheRiddler in category: animals   Comments (1)

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Why Don't Penguins' Feet Freeze?
How do they do it? Penguins standing on ice, not only for days, but their whole lives! And their feet don’t hurt like ours would. It has something to do with blood and an amazing twist that penguins have developed.
Posted 7 years ago by Pzi in category: animals   Comments (0)

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Feeling the Forces of a Fighter Jet
Smarter Every Day
Posted 7 years ago by VeriGoos in category: interesting   Comments (1)

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The engineering behind air race airplanes
Posted 7 years ago by Baron44 in category: interesting   Comments (1)

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3-String Shovel Guitar
Posted 7 years ago by Adriano in category: music   Comments (0)