Out of all the senses, smell is most closely linked to memory.
146
Pure water (H2O) does not conduct electricity on its own.
46
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 average home creates more pollution than does the average car.
33
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89