5
If you take any number, double it, add 10, divide by 2, and subtract your original number, the answer will always be 5.
If you take any number, double it, add 10, divide by 2, and subtract your original number, the answer will always be 5.
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
Scientists have determined that having guilty feelings may actually damage your immune system.
Rice and other grains contain chemicals that can actually enhance brain functions.