Your fingernails grow faster in summer.
744
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
If the human eye was a digital camera, it would have 576 megapixels.
25
Obsessive nose picking is called Rhinotillexomania.
101
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
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
A human being loses an average of 40 to 100 strands of hair a day.
133