One barrel of petroleum holds 42 gallons.
20
The average temperature at 40,000 feet above sea level is -60 F.
56
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
If the chemical sodium is dropped into water it will immediately and violently explode.
67
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 left ear is more responsive to words of love and emotion whispered into it than the right.
40