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
Cold water weighs more than hot water.
93
No matter how cold it gets, gasoline will not freeze.
107
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
At room temperature, the average air molecule travels at the speed of a rifle bullet.
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