Nearly 50% of the world's scientists are assigned to military projects.
71
According to studies, men change their minds two to three times more often than women.
72
Liquid TIDE laundry detergent glows under a blacklight.
96
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
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
Pumice is the only rock that floats on water.
14