One third of the electricity produced on earth is used to power electric light bulbs!
75
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Pure water (H2O) does not conduct electricity on its own.
46
Sound at the right vibration can bore holes through a solid object.
134
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21