The storage capacity of human brain exceeds 4 Terrabytes.
140
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Pure water (H2O) does not conduct electricity on its own.
46
Iron weighs more after it rusts.
68
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
Nylon is made from coal and petroleum.
42