You forget 90% of your dreams.
256
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
The human body contains over a billion miles of DNA.
147
Every human spent about half an hour as a single cell.
144
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