One third of the electricity produced on earth is used to power electric light bulbs!
75
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Each day, up to 150 species of life become extinct.
-23
Sound at the right vibration can bore holes through a solid object.
134
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
In zero gravity, a candle's flame is round and blue.
16
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
If the chemical sodium is dropped into water it will immediately and violently explode.
67