One ragweed plant can release as many as one billion grains of pollen!
51
The bark of an older redwood tree is fireproof.
65
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The storage capacity of human brain exceeds 4 Terrabytes.
140
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
Pure water (H2O) does not conduct electricity on its own.
46