Articles tagged "supercontinents"

iceland 2

Massive sunken continent could be resting underneath Iceland

An international team of geologists believes they have identified a sunken continent hidden under Iceland and the surrounding ocean, which they called Icelandia. The scientists said the continent could stretch from Greenland all the way to Europe. If proven, this...

July 11, 2021

natural cycles formation of supercontinents

Natural cycles: A link between formation of supercontinents and strength of ocean tides

A new study suggests there is a likely link between the cyclic strengthening and weakening of ocean tides over tens of millions of years and another, longer cycle - the formation of Earth's supercontinents every 400 to 600 million years. The new research...

April 12, 2018

LatePermianGlobal

Antarctica and North America were connected more than a billion years ago

An international team of scientists found that the combination of lead isotopes in rocks peeking out of the Antarctic ice is the same as in rocks from a rift that cuts across the United States. Remote Antarctic rocks hold strong new evidence that parts of Antarctica

August 16, 2011