Diamonds can be shattered with a hammer.
-104
No matter how cold it gets, gasoline will not freeze.
107
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
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
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Iron weighs more after it rusts.
68
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199