In 2011, a small meteorite was found in the Sahara Desert. Designated Northwest Africa (NWA) 7034 or "Black Beauty," the blackened chunk of volcanic crystal turned out to be a little piece of Mars, flung into space by an ...
Planetary Sciences
Jul 13, 2022
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74
A University of Missouri study published in Nature this week has found that the Earth's crust melts easier than previously thought. In the study, researchers measured how well rocks conduct heat at different temperatures ...
Earth Sciences
Mar 18, 2009
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Three months after a massive earthquake struck Nepal, killing more than 8,800 people and destroying nearly 600,000 homes, aftershocks continue to jolt the Himalayan nation.
Earth Sciences
Jul 25, 2015
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146
The Andes Mountains are much taller than plate tectonic theories predict they should be, a fact that has puzzled geologists for decades. Mountain-building models tend to focus on the deep-seated compressional forces that ...
Earth Sciences
Dec 14, 2021
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111
(Phys.org) —A pair of Australian researchers studying rock samples has found evidence to suggest that the Earth's tectonic plate activity peaked approximately 1.1 billion years ago. In their paper published in the journal ...
The Earth's crust continued a slow process of reworking for billions of years, rather than rapidly slowing its growth some 3 billion years ago, according to a Penn State-led research team. The new finding contradicts existing ...
Earth Sciences
Sep 22, 2023
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61
Like a stream of air shooting out of an airplane's broken window to relieve cabin pressure, scientists at Scripps Institution of Oceanography at UC San Diego say lava formations in eastern Oregon are the result of an outpouring ...
Earth Sciences
Feb 15, 2012
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0
Convection in Earth's mantle is the "engine" driving plate tectonics. Hot material rises to the Earth's surface from the boundary between the planet's core and mantle, at a depth of about 3000 kilometers. Cold material then ...
Earth Sciences
Sep 9, 2019
1
34
A New Zealand volcano suddenly erupted after lying dormant for more than a century, spewing an ash plume that disrupted flights and closed highways, officials said Tuesday.
Earth Sciences
Aug 7, 2012
9
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A new study from scientists at Scripps Institution of Oceanography at UC San Diego and the University of Chicago sheds light on a hotly contested debate in Earth sciences: when did plate subduction begin?
Earth Sciences
Dec 9, 2020
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