Pure water (H2O) does not conduct electricity on its own.
46
Diamonds can be shattered with a hammer.
-104
A ball of glass will bounce higher than a ball made of rubber.
73
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Hot water can freeze faster than cold water.
181
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
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
Scientists aren't sure what color dinosaurs were.
312