The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Each day, up to 150 species of life become extinct.
-23
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The bark of an older redwood tree is fireproof.
65
Research indicates that plants grow healthier when they are stroked.
173
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155