A cubic yard of air weighs about 2 pounds at sea level.
31
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
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
Sound travels about 4 times faster in water than in air.
408
Sound at the right vibration can bore holes through a solid object.
134
One third of the electricity produced on earth is used to power electric light bulbs!
75
Nearly 50% of the world's scientists are assigned to military projects.
71