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
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Sound at the right vibration can bore holes through a solid object.
134
Iron weighs more after it rusts.
16
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
4.5 pounds of sunlight strike the Earth each day.
27
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38