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
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
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 are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Each day, up to 150 species of life become extinct.
-23
Cold water weighs more than hot water.
93