Neanderthal man had a brain capacity 100cc larger than modern man's.
50
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
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Research indicates that plants grow healthier when they are stroked.
173
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75