One third of the electricity produced on earth is used to power electric light bulbs!
75
Billions of neutrinos pass unnoticed through your body every second.
6
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
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
A ball of glass will bounce higher than a ball made of rubber.
73
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17