There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Gorillas can catch human colds and other illnesses.
205
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
Only humans shed emotional tears.
331
By weight, Bone is five times stronger than steel.
417
There are about 255 babies born worldwide every minute.
46
The human eye blinks an average of 4,200,000 times a year.
233