Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
A person can live without food for about a month, but only about a week without water.
156
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
There are about 255 babies born worldwide every minute.
46
Your thumb is about the same size as your nose.
124
One human hair can support 3 ounces.
191
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Your fingernails grow faster in summer.
744