Sound travels about 4 times faster in water than in air.
408
4.5 pounds of sunlight strike the Earth each day.
27
Nearly 50% of the world's scientists are assigned to military projects.
71
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17