Sound travels about 4 times faster in water than in air.
408
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
Domestic pigs average a top speed of about 11 miles per hour.
182
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.
21
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
A domestic cat can sprint at about 31 miles per hour.
274