Articles tagged "earth's surface"

1lightning03 31 08

Gigantic jets of lightning in Earth’s upper atmosphere puzzle scientists

Mysterious and gigantic jets of lightning that shoot up to near the edge of space have now been observed in unprecedented detail, revealing just how much charge they pack and how they form. More than 50 miles (80 kilometers) above Earth's surface, extreme...

July 26, 2011

haiti ancient rock 110713 02

Unusual lavas in the Caribbean apparently originated from the lost, ancient supercontinent of Gondwana

Unusual lavas in the Caribbean apparently originated from the lost, ancient supercontinent of Gondwana, scientists have found. This discovery reveals that continental material can get dragged along the Earth's surface for more than a thousand miles and survive...

July 15, 2011

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New cross-section reveals what's beneath North America

To see the big picture of North America, look no further than a new detailed cross-section of the continent that ventures down to its deepest roots and has uncovered a mystery at its very foundation.Scientists constructed the cut-away map, which is curved just as

June 06, 2011