Penguins have a gland above their eye that turns saltwater into freshwater.
12
A man earned 4 million airline miles for free without breaking any laws by using his credit card to purchase free-delivery $1 coins from the U.S. mint.
11
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
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Alaska is the only state that can be typed on one row of keys on a QWERTY keyboard.
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