The average home creates more pollution than does the average car.
33
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
A cubic yard of air weighs about 2 pounds at sea level.
31