Core values set new date for birth of the Earth
(PhysOrg.com) -- The Earth could be up to 70 million years younger than scientists previously thought, a study has found.
(PhysOrg.com) -- The Earth could be up to 70 million years younger than scientists previously thought, a study has found.
Earth Sciences
Jul 12, 2010
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(PhysOrg.com) -- Three thousand kilometres beneath our feet, the Earth's solid rock gives way to the swirling liquid iron of the outer core.
Earth Sciences
May 28, 2010
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(PhysOrg.com) -- The Earth's mantle flows far more rapidly around a sinking tectonic plate than previously thought, according to new computer modeling by UC Davis geologists. The findings could change the way that we think ...
Earth Sciences
May 19, 2010
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(PhysOrg.com) -- NASA's 'follow the water' strategy to find life on other planets might need rethinking, according to Australian National University research describing the amount of water on Earth that doesn't support life.
Earth Sciences
May 13, 2010
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(PhysOrg.com) -- When Earth was young, it exhaled the atmosphere. During a period of intense volcanic activity, lava carried light elements from the planet's molten interior and released them into the sky. However, some light ...
Earth Sciences
Feb 17, 2010
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(PhysOrg.com) -- "Terra firma." It's Latin for "solid Earth." Most of the time, at least from our perspective here on the ground, Earth seems to be just that: solid. Yet the Earth beneath our feet is actually in constant ...
Earth Sciences
Dec 28, 2009
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(PhysOrg.com) -- A University of Arkansas professor and his colleagues have shown that the Earth's mantle contains the same isotopic signatures from magnesium as meteorites do, suggesting that the planet formed from meteoritic ...
Earth Sciences
Nov 10, 2009
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When Planet Earth was just cooling down from its fiery creation, the sun was faint and young. So faint that it should not have been able to keep the oceans of earth from freezing. But fortunately for the creation of life, ...
Earth Sciences
Aug 18, 2009
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(PhysOrg.com) -- Nyiragongo, an active African volcano, possesses lava unlike any other in the world, which may point toward its source being a new mantle plume says a University of Rochester geochemist. The lava composition ...
Earth Sciences
Mar 13, 2009
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(PhysOrg.com) -- Once a day, Miaki Ishii rides the Earth tide, rising slowly — along with her desk, chair, and entire office — 20 to 30 centimeters before sinking back again.
Earth Sciences
Jan 29, 2009
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