In zero gravity, a candle's flame is round and blue.
16
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The only letter not appearing on the Periodic Table is the letter "J".
180
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
For every gallon of sea water, you get more than a quarter pound of salt.
45
Billions of neutrinos pass unnoticed through your body every second.
6
Sound travels fifteen times faster through steel than through air.
134