News tagged with earth and planetary science letters
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) |
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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
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) |
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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
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
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) |
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