When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The smell of freshly cut grass is actually a plant distress call.
31
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3