What Is a Depression?
What Is a Depression? A depression is an area of low pressure, usually bringing unsettled weather. A...
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Which Poisonous Gas Has a Sweet Smell?
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Would You Prefer an Electric Vehicle?
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What Is Jai Alai?
What Is Jai Alai? Jai alai is a unique game which got its start over 400 years ago as a handball game in the...
What Is La Galera?
What Is La Galera? La Galera is a tunnel in Peru and has a significant importance in engineering history....
Where Do Tarantulas Live?
Where Do Tarantulas Live? When most people think of a tarantula, they think of the Mexican red-kneed...
Why Do We Have Holly at Christmas?
Why Do We Have Holly at Christmas? The custom of having holly in the house at Christmas probably comes from...
What Is Holly?
What Is Holly? Holly is a shrub or tree found primarily in North America, Europe and Asia. With hundreds of...
Where Is Britain’s Money Made?
Where Is Britain’s Money Made? The original London mint, from which the Royal Mint is the successor, was...
What Is a Cenote and Where Can Cenotes Be Found?
What Is a Cenote and Where Can Cenotes Be Found? A cenote is a natural, water-filled sinkhole created when...
What Is Pinball and Who Made the First Pinball Machine?
What Is Pinball and Who Made the First Pinball Machine? Pinball traces its roots to an old table-and-ball...
How Do Horses Sleep Standing Up?
How Do Horses Sleep Standing Up? Horses have a unique system of interlocking ligaments and bones in their...