What Is a Hoverboard?
A hoverboard (or hover board) is a fictional levitating board used for personal transportation, first described by author M. K. Joseph in 1967 and popularized by the...
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How Do Flying Fish Fly?
How Do Flying Fish Fly? Flying fish live in the warm oceans. This unusual fish is able to glide for long distances over the surface of the water by means of two...
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What Is a Space Needle?
The Space Needle is an observation tower in Seattle, Washington, a landmark of the Pacific Northwest, and an icon of Seattle. It was built in the Seattle Center for the...
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How Deep Is the Deepest Spot in the Ocean?
How Deep Is the Deepest Spot in the Ocean? Off the island of Guam in the Pacific Ocean is a very deep, crescent-shaped trench called the “Mariana Trench.” Near the...
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What Are a Statute and a Nautical Mile?
What Are a Statute and a Nautical Mile? The statute mile is a unit for measuring distance on land. It is equivalent as we all know, to 1760 yards or 5280 feet. The...
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