Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
For every gallon of sea water, you get more than a quarter pound of salt.
45