Sound at the right vibration can bore holes through a solid object.
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The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
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 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
A cubic yard of air weighs about 2 pounds at sea level.
31
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
A cesium atom in an atomic clock beats over nine billion times a second.
43