The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
One ragweed plant can release as many as one billion grains of pollen!
51
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Balsa wood is classified as a hard wood!
41
The sun is 330,330 times larger than the earth.
75