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
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
One cubic foot of gold weighs more than 1,200 pounds!
78
Nearly 50% of the world's scientists are assigned to military projects.
71
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11