Broccoli is ‘man-made’ through the breeding of different cabbage crops.
4
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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
The hands of the clock on the back of the $100 bill are set at approximately 4:10.
72
There is a tiger named Kenny who is the only known tiger to have downs syndrome.
10
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18