The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Your brain is 80% water.
525
Nearly 50% of the world's scientists are assigned to military projects.
71
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
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
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15