4.5 pounds of sunlight strike the Earth each day.
27
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The smell of freshly cut grass is actually a plant distress call.
31
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
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Out of all the senses, smell is most closely linked to memory.
146
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
A cubic yard of air weighs about 2 pounds at sea level.
31