Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
One ragweed plant can release as many as one billion grains of pollen!
51
The only letter not appearing on the Periodic Table is the letter "J".
180
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310