Nylon is made from coal and petroleum.
42
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
No matter how cold it gets, gasoline will not freeze.
107
Sound travels about 4 times faster in water than in air.
408
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
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
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0