Sound travels about 4 times faster in water than in air.
408
The bark of an older redwood tree is fireproof.
65
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Diamonds can be shattered with a hammer.
-104
The average temperature at 40,000 feet above sea level is -60 F.
56