Out of all the senses, smell is most closely linked to memory.
146
A cesium atom in an atomic clock beats over nine billion times a second.
43
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
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Diamonds can be shattered with a hammer.
-104
One third of the electricity produced on earth is used to power electric light bulbs!
75
One 75-watt bulb gives more light than three 25-watt bulbs.
57