Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
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Sound travels about 4 times faster in water than in air.
408
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
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The highest speed ever achieved on a bicycle was 167.04 mph by Fred Rompelberg in 1995.
11
Domestic pigs average a top speed of about 11 miles per hour.
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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.
17
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.
35