What Is Uranium
Uranium has existed on the earth for billions of years, but until man tried to make an atomic bomb and use atomic energy, most people did not […]
Uranium has existed on the earth for billions of years, but until man tried to make an atomic bomb and use atomic energy, most people did not […]
Did you know that the continents of the world rest on granite? It is the hard rock that forms much of the earth’s outer crust. The name
Platinum is a metal—but what an amazing metal it is! It is greyish white in color, and its name comes from the Spanish Plata and means “little
Aluminum is a silvery-white, lustrous metal that is only about one-third as heavy as iron. It can be drawn out into wires that are finer than the
Most of us know talc only in the form of a body powder. But talc has many important uses. Talc is a mineral—the softest mineral known to
Suppose you are in a ship crossing the ocean, or making your way across some huge desert that has no landmarks. How could you describe your exact
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Archaeology gives us the story of the people who lived in the past. Archaeologists study the objects these early people left behind. There are two parts to
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Far back in prehistory, before man could write, was a period of time known as the Stone Age. Man has lived on the earth for at least
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The great Ice Age, or Glacial Period, was a time when 6 great masses of ice down gradually from the north and covered parts of the world.
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All over the world, there are people who are waging “conservation” campaigns. Conservation means many things to many people. To some, it means preserving the wilderness in
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Did you know that nearly all the soil that exists in the world today was once rocked? Nature has been at work for millions of years weathering