Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Research indicates that plants grow healthier when they are stroked.
173
A cubic yard of air weighs about 2 pounds at sea level.
31
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
Nearly 50% of the world's scientists are assigned to military projects.
71
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88