4.5 pounds of sunlight strike the Earth each day.
27
The average temperature at 40,000 feet above sea level is -60 F.
56
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Most dust particles in your house come from dead skin.
48
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Sound travels about 4 times faster in water than in air.
408