Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
One third of the electricity produced on earth is used to power electric light bulbs!
75
Cold water weighs more than hot water.
93
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Hot water can freeze faster than cold water.
181
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57