Sound travels about 4 times faster in water than in air.
408
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
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
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
A domestic cat can sprint at about 31 miles per hour.
274
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2