The average home creates more pollution than does the average car.
33
Billions of neutrinos pass unnoticed through your body every second.
6
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The average temperature at 40,000 feet above sea level is -60 F.
56
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17