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
Research indicates that plants grow healthier when they are stroked.
173
Nearly 50% of the world's scientists are assigned to military projects.
71
Aluminum used to be more valuable than gold!
84
Nylon is made from coal and petroleum.
42
Pure water (H2O) does not conduct electricity on its own.
46
The average home creates more pollution than does the average car.
33