Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
One ragweed plant can release as many as one billion grains of pollen!
51
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Diamonds can be shattered with a hammer.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
The force of a suction cup is calculated using F=AP.
15