For every gallon of sea water, you get more than a quarter pound of salt.
45
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
One third of the electricity produced on earth is used to power electric light bulbs!
75
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3