4.5 pounds of sunlight strike the Earth each day.
27
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
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
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Liquid TIDE laundry detergent glows under a blacklight.
96