A quick glance at a world precipitation map shows that most tropical rain falls in the Northern Hemisphere. The Palmyra Atoll, at 6 degrees north, gets 175 inches of rain a year, while an equal distance on the opposite side ...
Earth Sciences
Oct 20, 2013
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(Phys.org) —A research project led by Joseph R. Michalski, Senior Scientist at the Planetary Science Institute, has identified what could be a supervolcano on Mars – the first discovery of its kind.
Space Exploration
Oct 2, 2013
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(Phys.org) —A trio of researchers, two from Aarhus University in Denmark and a third from the University of Melbourne in Australia, claim in a paper published in the journal Nature that mountain longevity is likely due ...
Two fossil discoveries from the East African Rift reveal new information about the evolution of primates, according to a study published online in Nature this week led by Ohio University scientists.
Archaeology
May 15, 2013
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Two annually dated ice cores drawn from the tropical Peruvian Andes reveal Earth's tropical climate history in unprecedented detail—year by year, for nearly 1,800 years.
Earth Sciences
Apr 4, 2013
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Since the plate tectonics revolution of the 1960s, scientists have known that new seafloor is created throughout the major ocean basins at linear chains of volcanoes known as mid-ocean ridges. But where exactly does the erupted ...
Earth Sciences
Mar 27, 2013
10
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(Phys.org)—Researchers at Japan's National Institute of Advanced Industrial Science and Technology propose in a paper published in the journal Nature Geoscience, that a strike by a large asteroid approximately 3.9 billion ...
(Phys.org)—The first measurements of the elemental composition of the surface of the giant asteroid Vesta indicate that hydrogen was brought to the body by impactors, research by a team led by Planetary Science Institute ...
Space Exploration
Sep 20, 2012
4
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Archaeological work in Oregon's Paisley Caves has found evidence that Western Stemmed projectile points -- darts or thrusting spearheads -- were present at least 13,200 calendar years ago during or before the Clovis culture ...
Archaeology
Jul 12, 2012
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Jewelers abhor diamond impurities, but they are a bonanza for scientists. Safely encased in the super-hard diamond, impurities are unaltered, ancient minerals that can tell the story of Earth's distant past. Researchers analyzed ...
Earth Sciences
Jul 21, 2011
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