When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
Sound travels about 4 times faster in water than in air.
408
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
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
A domestic cat can sprint at about 31 miles per hour.
274
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Honey bees fly at 15 miles per hour.
145