Scientists in Germany have developed a candy that doesn't cause cavities.
11
The average home creates more pollution than does the average car.
33
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
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
The smell of freshly cut grass is actually a plant distress call.
31
Nylon is made from coal and petroleum.
42
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Cold water weighs more than hot water.
93