An ocean the size of the Arctic once covered half of Mars, new images hint
An illustration of Mars as it might have appeared billions of years back, with a liquid water ocean covering its northern hemisphere. (Image credit: Getty Images) New proof of ancient…
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Europa’s Ocean Floor is Surprisingly Calm, New Modeling Study Suggests
A brand-new analysis of tension, tides and interior forces recommends Jupiter’s icy moon Europa does not have the active seafloor faulting required for robust hydrothermal flow– with ramifications for chemical…
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Eruptions of ocean volcanoes may be the echoes of ancient continental breakups
19459010]> Rocks from the Christmas Island Seamount appear to come from uncommon lava that originated from continental, instead of oceanic crust. (Image credit: Gary Low/Getty Images ) The eruptions of…
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Arctic Ocean methane ‘switch’ that helped drive rapid global warming discovered
19459011]> The Arctic Ocean ended up being a significant source of greenhouse gases around 56 million years earlier, throughout a duration of fast worldwide warming. (Image credit: Paul Souders/Getty Images…
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Ocean Oxygenation during Mid-Devonian Enabled Expansion of Animals into Deeper-Water Habitats
Around 390 million years earlier (Devonian duration), marine animals started colonizing depths formerly unoccupied. New research study led by researchers from Duke University, the University of Washington, NASA’s Virtual Planetary…
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Why is the Pacific Ocean so big?
The biggest ocean basin is the Pacific, followed by the Atlantic, Indian, Southern and the Arctic. (Image credit: FrankRamspott by means of Getty Images ) The Pacific Ocean is without…
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Ocean plate from time of Pangaea is now being torn apart under Iraq and Iran
A view of the Zagros mountains in Iran, where an oceanic plate is tearing apart. ( Image credit: Allan Baxter through Getty Images ) A long-lost oceanic plate is diving…
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How is the ocean melting Antarctica? We’re starting to figure it out
The size of the Antarctic ice sheet can be difficult to understand. 2 kilometres thick usually and covering almost two times the location of Australia, the ice sheet holds enough…
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Indian Ocean gravity hole: The dent in Earth’s gravitational field created by the death of an ancient ocean
FAST FACTS Call: Indian Ocean geoid low Area: Laccadive Sea, southwest of India Why it’s amazing: The substantial gravity hole formed on the website of an ancient ocean. The Indian…
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