Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79