Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Iron weighs more after it rusts.
68
A ball of glass will bounce higher than a ball made of rubber.
73
One barrel of petroleum holds 42 gallons.
20
Liquid TIDE laundry detergent glows under a blacklight.
96
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Most dust particles in your house come from dead skin.
48