Hot water can freeze faster than cold water.
181
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
In zero gravity, a candle's flame is round and blue.
16
One ragweed plant can release as many as one billion grains of pollen!
51
According to studies, men change their minds two to three times more often than women.
72
German chemists made a replica of a trophy the size of one molecule.
68