Scientists aren't sure what color dinosaurs were.
312
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Out of all the senses, smell is most closely linked to memory.
146
Iron weighs more after it rusts.
16
Balsa wood is classified as a hard wood!
41
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
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
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16