Sound travels fifteen times faster through steel than through air.
134
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
One 75-watt bulb gives more light than three 25-watt bulbs.
57
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
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
