Nylon is made from coal and petroleum.
42
In zero gravity, a candle's flame is round and blue.
16
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
According to studies, men change their minds two to three times more often than women.
72
Out of all the senses, smell is most closely linked to memory.
146
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114