A cesium atom in an atomic clock beats over nine billion times a second.
43
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Sound travels fifteen times faster through steel than through air.
134
Research indicates that plants grow healthier when they are stroked.
173
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75