Some Interesting Facts About Birds

Birds are one of the six basic groups of animals. Birds, best known for their ability to fly, are unmatched in their command of the skies. Albatrosses glide long distances over the open sea, hummingbirds hover motionless in mid-air, and eagles swoop down to capture prey with pinpoint accuracy. But not all birds are aerobatic experts. Some interesting facts about birds: The oldest bird was known as an Archaeopteryx and lived about 150 million...

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What are the Sizes and Shapes of Icebergs?

At the glacier's terminus or end, huge slabs of ice are weakened and then broken by the action of the rising and falling tides. This process is called calving and results in an iceberg's birth. By the time these mountains of ice enter Baffin Bay they have seen nearly 3,000 years pass. In order for an iceberg to reach the North Atlantic the currents typically take it from Baffin Bay through the Davis Strait and Labrador Sea. This is a long trip and most icebergs never make it. Most icebergs melt well before entering the Atlantic Ocean. One estimate is that of the 15,000 to 30,000 icebergs produced annually by the glaciers of Greenland only one...

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Alpine Mountains Revealed Beneath Antarctic Ice

A series of prefabricated buildings perched on stilts create a boxy but unremarkable hamlet on the Antarctic ice. What is astonishing about this research base is that it is set 500 metres above the peaks of a 3500-metre mountain range. The Gamburtsev mountains are not a new discovery – they were first located 50 years ago by a team of Russian scientists. But little was known about their scale and morphology. Now, an international team has returned...

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Some Interesting Caves and Caverns of the World

The following list names interesting caves and caverns of the world, including Aggtelek in Hungary, Blue Grotto in Italy, Kent's Cavern in England, Mammoth Cave in Kentucky, Wind Cave in South Dakota, and more. Aggtelek. In village of same name, northern Hungary. Large stalactitic cavern about 5 mi. long. Altamira Cave. Near Santander, Spain. Contains Stone Age animal paintings on roof and walls. Antiparos. On island of same name in the Grecian...

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