The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
The Earth’s atmosphere weighs about 5.5 quadrillion tons.
Mississippi was the first state to outlaw imprisonment of debtors.
A dragonfly flaps its wings 20 to 40 times a second, bees and houseflies 200 times, some mosquitoes 600 times, and a tiny gnat 1,000 times.
The Aztec Indians of Mexico believed turquoise would protect them from physical harm, and so warriors used these green and blue stones to decorate their battle shields.
2 out of 5 have married their first love.
“The verb “cleave” is the only English word with two synonyms which are antonyms of each other: adhere and separate.
Apples are actually part of the rose family.
There are more than 50,000 earthquakes throughout the world every year!
Toronto, Ontario was home to the biggest swimming pool in the world in 1925. It held 2000 swimmers, and was 300ft x 75ft. It is still in operation.
Halifax, Nova Scotia, Canada has the most bars per capita than anywhere else in the world.
Blood is 6 times thicker than water.
The Taj Mahal complex in India was built between 1631 and 1634 at a cost of about 40-million rupees.
Florence Nightingale served only two years of her life as a nurse. She contracted fever during her service in the Crimean War, and spent the last 50 years of her life as an invalid.
Check your map! Virginia extends farther west than West Virginia.