Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
One third of the electricity produced on earth is used to power electric light bulbs!
75
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The bark of an older redwood tree is fireproof.
65
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
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117