The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
Out of all the senses, smell is most closely linked to memory.
146
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89