When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
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
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The average home creates more pollution than does the average car.
33
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Out of all the senses, smell is most closely linked to memory.
146