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
Iron weighs more after it rusts.
16
A ball of glass will bounce higher than a ball made of rubber.
73
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Each day, up to 150 species of life become extinct.
-23
Your brain is 80% water.
525