Scientists aren't sure what color dinosaurs were.
312
German chemists made a replica of a trophy the size of one molecule.
68
Hot water can freeze faster than cold water.
181
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
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A ball of glass will bounce higher than a ball made of rubber.
73