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
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Out of all the senses, smell is most closely linked to memory.
146
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
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
A cubic yard of air weighs about 2 pounds at sea level.
31