Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
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Sound travels about 4 times faster in water than in air.
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Lars Andersen has rediscovered an ancient form of archery that allows him to shoot 10 arrows in 4.9 seconds, while it takes others 13-35 seconds. He is even faster than the fictional archer Legolas in the Lord of the Rings series.
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A domestic cat can sprint at about 31 miles per hour.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
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If a man could run as fast for his size as an ant can, he could run as fast as a racehorse.
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Domestic pigs average a top speed of about 11 miles per hour.
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