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
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
One cubic foot of gold weighs more than 1,200 pounds!
78
Pure water (H2O) does not conduct electricity on its own.
46
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61