In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Balsa wood is classified as a hard wood!
41
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The bark of an older redwood tree is fireproof.
65
A cubic yard of air weighs about 2 pounds at sea level.
31
Out of all the senses, smell is most closely linked to memory.
146