Your brain is 80% water.
525
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
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
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
One cubic foot of gold weighs more than 1,200 pounds!
78