There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
The smell of freshly cut grass is actually a plant distress call.
31
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
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
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
One 75-watt bulb gives more light than three 25-watt bulbs.
57