Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Iron weighs more after it rusts.
16
Your brain is 80% water.
525
A 'jiffy' is an actual unit of time for 1/100th of a second!
66