News tagged with earth and planetary science letters
Life on Mars theory boosted by new methane study
Scientists have ruled out the possibility that methane is delivered to Mars by meteorites, raising fresh hopes that the gas might be generated by life on the red planet, in research published tomorrow in Earth an ...
Space & Earth / Space Exploration
Dec 08, 2009 |
4.9 / 5 (32) |
11
The Earth and Moon formed later than previously thought
The Earth and Moon were created as the result of a giant collision between two planets the size of Mars and Venus. Until now it was thought to have happened when the solar system was 30 million years old or ...
Jun 07, 2010 |
4.4 / 5 (28) |
26
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Scientist uncovers relics of ancient cosmos
(PhysOrg.com) -- A University of Manchester scientist, working as part of an international team, has uncovered an unexpectedly rich trove of relicts from the ancient cosmos.
Space & Earth / Space Exploration
Dec 14, 2009 |
4.5 / 5 (19) |
3
Hot topic in earth sciences: The mantle plume model and Siberian 'traps'
(PhysOrg.com) -- A Michigan Technological University researcher may have solved a long-standing mystery in earth science studies. In Siberia there exist stepped, large-scale basaltic formations known as “traps.” ...
Space & Earth / Earth Sciences
Sep 22, 2010 |
4.5 / 5 (17) |
0
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Rocks on Mars may provide link to evidence of living organisms 4 billion years ago
A new article in press of the journal Earth and Planetary Science Letters unveils groundbreaking research on the hydrothermal formation of Clay-Carbonate rocks in the Nili Fossae region of Mars. The findin ...
Space & Earth / Space Exploration
Jul 29, 2010 |
4.4 / 5 (16) |
1
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Ancient Hawaiian glaciers reveal clues to global climate impacts
Boulders deposited by an ancient glacier that once covered the summit of Mauna Kea on the island of Hawaii have provided more evidence of the extraordinary power and reach of global change, particularly the ...
Space & Earth / Earth Sciences
Aug 05, 2010 |
4.4 / 5 (14) |
3
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Atomic Particles Help Solve Planetary Puzzle
(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 ...
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.5 / 5 (12) |
0
Ocean's journey towards the center of the Earth
A Monash geoscientist and a team of international researchers have discovered the existence of an ocean floor was destroyed 50 to 20 million years ago, proving that New Caledonia and New Zealand are geographically ...
Space & Earth / Earth Sciences
Mar 05, 2009 |
4.5 / 5 (10) |
2
New study shows how giant tortoises, alligators thrived in High Arctic 50 million years ago
A new study of the High Arctic climate roughly 50 million years ago led by the University of Colorado at Boulder helps to explain how ancient alligators and giant tortoises were able to thrive on Ellesmere ...
Space & Earth / Earth Sciences
Aug 24, 2010 |
5 / 5 (9) |
3
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Monsoons spinning the Earth's plates: study
(PhysOrg.com) -- Scientists have for the first time shown a link between intensifying climate events and tectonic plate movement in findings that could provide a valuable insight into why huge tremors occur.
Space & Earth / Earth Sciences
Apr 13, 2011 |
3.2 / 5 (13) |
9
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Younger, hotter Earth still not understood
Plate tectonics may not have operated on a younger and hotter Earth according to new research from the University of Bristol carried out on preserved remnants of ancient continental crust in the Hudson Bay ...
Space & Earth / Earth Sciences
Sep 13, 2010 |
5 / 5 (6) |
0
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Scientists find slow subsidence of Earth's crust beneath the Mississippi delta
The Earth's crust beneath the Mississippi Delta sinks at a much slower rate than what had been assumed.
Space & Earth / Earth Sciences
Apr 02, 2012 |
5 / 5 (6) |
8
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Cave study links climate change to California droughts
California experienced centuries-long droughts in the past 20,000 years that coincided with the thawing of ice caps in the Arctic, according to a new study by UC Davis doctoral student Jessica Oster and geology professor ...
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.3 / 5 (6) |
0
Ancient fossils hold clues for predicting future climate change, scientists report
(PhysOrg.com) -- By studying fossilized mollusks from some 3.5 million years ago, UCLA geoscientists and colleagues have been able to construct an ancient climate record that holds clues about the long-term ...
Space & Earth / Earth Sciences
Apr 08, 2011 |
4.2 / 5 (6) |
2
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Greenland's current loss of ice mass
The Greenland ice sheet continues to lose mass and thus contributes at about 0.7 millimeters per year to the currently observed sea level change of about 3 mm per year. This trend increases each year by a further 0.07 millimeters ...
Space & Earth / Earth Sciences
May 29, 2012 |
5 / 5 (5) |
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