In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In zero gravity, a candle's flame is round and blue.
16
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24