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 ragweed plant can release as many as one billion grains of pollen!
51
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Your brain is 80% water.
525
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The earth is approx. 6,588,000,000,000,000,000 tons.
175