At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Hot water can freeze faster than cold water.
181
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
Research indicates that plants grow healthier when they are stroked.
173
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Aluminum used to be more valuable than gold!
84
One barrel of petroleum holds 42 gallons.
20