Sound travels fifteen times faster through steel than through air.
134
German chemists made a replica of a trophy the size of one molecule.
68
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Liquid TIDE laundry detergent glows under a blacklight.
96
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75