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.
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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
A cubic yard of air weighs about 2 pounds at sea level.
31
The smell of freshly cut grass is actually a plant distress call.
31
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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