Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Babies crawl an average of 200m a day.
212
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A person can live without food for about a month, but only about a week without water.
156
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
The average person will go on a date at least 100 times before they finally marry.
33