The smell of freshly cut grass is actually a plant distress call.
31
A cubic yard of air weighs about 2 pounds at sea level.
31
Pure water (H2O) does not conduct electricity on its own.
46
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Out of all the senses, smell is most closely linked to memory.
146
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5