Facts About All

Microbes, by weight, represent 60 percent of the biomass of all life on Earth! Microbes outnumber all other species and make up most ...

The hurricane season runs from June 1 to November 30. It is rare, but hurricanes have formed in the Atlantic as early as March or as late...

The word "volcano" has its origin in the name of Vulcan (the Greek Hephaestus), god of fire in Roman mythology. The Earth ha...

There are many animals without teeth, but almost every animal has some kind of jaw, which can open and close for food to enter. Except t...

Hopi Indians in the southwestern United States still invoke rain by sacrificing golden eagles and dancing with live rattlesnakes betwee...

   A glacier is a river or great moving sheet of ice. Rivers of ice are always in valleys. They are often called valley glaciers. Great m...

   The largest lake in the western half of the United States is Great Salt Lake. This lake is very different from the Great Lakes. For one...

   On sunshiny summer mornings the grass is often wet with dew. It may be so wet that it is hard to believe that there has not been a show...

   Nature is the term often used for the total of the forces which produce the forms of life and of matter. These forces seem to operate acc...

   Eye of the storm is the calm center of the hurricane or typhoon. In areas struck by hurricanes and typhoons, people sometimes venture ...

   At times rain pours down so fast that it is as if an enormous bag full of water had burst open and spilled all its water at once. A rain ...

A moraine is a mass of stones and earth deposited by melting glacial ice. Many of the large boulders and earth formations in the northern Un...

   Fault is a fracture or break in the earth's crust along which movement has occurred. The earth on one side of the fault may move upwa...

   A water cycle is the round-trip story of a raindrop. The cycle starts in oceans, seas, and lakes. When the sun shines, the air is warmed ...

   A iceberg is a fragment of a glacier floating about in the sea. If a glacier on the coast pushes out into the sea faster than it wastes a...

   A fumarole is an opening in the earth's crust, usually in a volcanic region, from which steam and gases issue. The gases are usually ...

   In the northern part of Chile several years may go by without a single drop of rain. There are not many parts of the world as dry as that...

   A river almost always carries a load of sand and mud and pebbles. Many rivers carry their loads to the sea. When the water of a river str...

Fog is a body of microscopically small drops of water condensed from the air. This body of water, sus­pended near the surface of the earth, ...

   A dune is a hill of sand. Dunes are found along shores of lakes and oceans and in sandy deserts. Some of the biggest dunes in the world a...