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
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
The only letter not appearing on the Periodic Table is the letter "J".
180
Research indicates that plants grow healthier when they are stroked.
173
Pumice is the only rock that floats on water.
14
The average temperature at 40,000 feet above sea level is -60 F.
56
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The smell of freshly cut grass is actually a plant distress call.
31