Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Billions of neutrinos pass unnoticed through your body every second.
6
Scientists aren't sure what color dinosaurs were.
312
The only letter not appearing on the Periodic Table is the letter "J".
180
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 Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
One 75-watt bulb gives more light than three 25-watt bulbs.
57