If the chemical sodium is dropped into water it will immediately and violently explode.
67
The average home creates more pollution than does the average car.
33
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
In zero gravity, a candle's flame is round and blue.
16
The bark of an older redwood tree is fireproof.
65
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
A cesium atom in an atomic clock beats over nine billion times a second.
43