The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
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
The storage capacity of human brain exceeds 4 Terrabytes.
140
In zero gravity, a candle's flame is round and blue.
16
The sun is 330,330 times larger than the earth.
75
One ragweed plant can release as many as one billion grains of pollen!
51
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79