One 75-watt bulb gives more light than three 25-watt bulbs.
57
Indoor pollution is 10 times more toxic than outdoor pollution.
62
If the chemical sodium is dropped into water it will immediately and violently explode.
67
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Aluminum used to be more valuable than gold!
84
One barrel of petroleum holds 42 gallons.
20
In zero gravity, a candle's flame is round and blue.
16