When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
According to studies, men change their minds two to three times more often than women.
72
The earth is approx. 6,588,000,000,000,000,000 tons.
175
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Billions of neutrinos pass unnoticed through your body every second.
6