Balsa wood is classified as a hard wood!
41
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
According to studies, men change their minds two to three times more often than women.
72
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
The force of a suction cup is calculated using F=AP.
15
Scientists aren't sure what color dinosaurs were.
312
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
A cesium atom in an atomic clock beats over nine billion times a second.
43