On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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In 2013, the Netherlands scheduled 19 prisons to be closed due to a lack of criminals.
39
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
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Cuban rescue workers use sniffer rabbits to find people in collapsed buildings.
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Leonardo da Vinci could write with one hand and draw with the other at the same time.
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The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7