Sound travels about 4 times faster in water than in air.
408
One cubic foot of gold weighs more than 1,200 pounds!
78
Aluminum used to be more valuable than gold!
84
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
A cubic yard of air weighs about 2 pounds at sea level.
31
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16