The average home creates more pollution than does the average car.
33
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
A ball of glass will bounce higher than a ball made of rubber.
73
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Most dust particles in your house come from dead skin.
48
In zero gravity, a candle's flame is round and blue.
16
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
One third of the electricity produced on earth is used to power electric light bulbs!
75