The bark of an older redwood tree is fireproof.
65
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Liquid TIDE laundry detergent glows under a blacklight.
96
Most dust particles in your house come from dead skin.
48
One barrel of petroleum holds 42 gallons.
20
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17