Mars's crust is more complex and evolved than previously thought
Early crust on Mars may be more complex than previously thought—and it may even be similar to our own planet's original crust.
Early crust on Mars may be more complex than previously thought—and it may even be similar to our own planet's original crust.
Planetary Sciences
Nov 4, 2022
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426
When scientists discovered a hydrothermal vent site in the Arctic Ocean's Aurora hydrothermal system in 2014, they did not immediately realize just how exciting their discovery was.
Earth Sciences
Nov 2, 2022
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486
Looking up at the moon in the night sky, you would never imagine that it is slowly moving away from Earth. But we know otherwise. In 1969, NASA's Apollo missions installed reflective panels on the moon. These have shown that ...
Astronomy
Oct 10, 2022
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1748
A new Curtin University study has found that water was transported much deeper in the early Earth than previously thought, shedding new light on how the continents were originally formed.
Earth Sciences
Jul 27, 2022
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432
Geologists have found the fossil of the earliest known animal predator. The 560-million-year-old specimen is the first of its kind, but it is related to the group that includes corals, jellyfish and anemones living on the ...
Plants & Animals
Jul 27, 2022
0
884
In between Earth's rigid tectonic plates above and its convecting mantle below is a hot and soft layer known as the asthenosphere. At mid-ocean ridges, upwelling of the hot asthenosphere to the surface of the seafloor forms ...
Earth Sciences
Jun 1, 2022
3
728
In Oman, on the Persian Gulf, there is a large slab of ancient seafloor—including ultramafic rocks from Earth's upper mantle—called the Samail Ophiolite. These unique rocks not only provide valuable information about ...
Earth Sciences
Apr 27, 2022
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385
Even the smallest organism can have a major influence on the evolution of life on Earth. Microscopic algae that inhabit the sunlit waters of the ocean surface are not only responsible for about half of the photosynthesis ...
Plants & Animals
Apr 26, 2022
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80
At the far edges of continents, where the continental shelf transitions into the deep ocean, continental and oceanic plates come face to face. At many of these margins, the denser oceanic plate is pushed below the continental ...
Earth Sciences
Jan 24, 2022
0
519
The hotspots that created volcanic islands such as those of Hawaii, Iceland and the Galapagos Islands may often prove surprisingly cool, a new study finds.
Earth Sciences
Jan 7, 2022
0
276