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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
In zero gravity, a candle's flame is round and blue.
16
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17