One third of the electricity produced on earth is used to power electric light bulbs!
75
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
Your brain is 80% water.
525
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
No matter how cold it gets, gasoline will not freeze.
107
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38