A ball of glass will bounce higher than a ball made of rubber.
73
Iron weighs more after it rusts.
16
Pure water (H2O) does not conduct electricity on its own.
46
Liquid TIDE laundry detergent glows under a blacklight.
96
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
One barrel of petroleum holds 42 gallons.
20