Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
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
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
