Geology

Astrobiology Geology news on Earth’s mantle, Outer Core Interactions, Ocean Tides, Earth’s composition, Earth’s birth, Early volcanism, Earth’s Evolution, chaotic solar system, Earth’s carbon cycle and much more.

  • Scientists have provided new information about the relationship between oxygen in Earth's early atmosphere and the sulfur cycle. The study could shed light on how oxygen accumulated in Earth's atmosphere - an event that had profound implications for life on our planet.
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  • A new study suggests that the way carbon moves from within a planet to the surface plays a big role in the evolution of a planet’s atmosphere. If Mars released much of its carbon as methane, for example, it might have been warm enough to
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  • NASA researchers have deployed repurposed military UAVs to study a volcano. The technology could be effective for gathering data about volcanic ash and gases from otherwise inaccessible locations.
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  • Earth scientists have determined why the movement of Earth's crust doesn't always happen smoothly.
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  • Scientists have uncovered new information about Earth's early oceans during a period of time that was critical to the evolution of complex life.
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  • Scientists have discovered a layer of liquefied molten rock in Earth's mantle. This magma layer could act as a lubricant for our planet's tectonic plates.
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  • By studying locations as widespread as New Jersey and North Africa, a team of scientists has found a link between one of Earth's largest mass extinctions and gigantic volcanic eruptions. The study could hint at how sudden climate shifts could affect life's future on Earth.
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  • New research shows that some of the tectonic processes driving volcanic activity today were occurring as early as 3.8 billion years ago. The study provides new insight about the early environment of Earth.
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  • Sulfide ore deposits from a mine in Canada confirm that oxygen levels on Earth 2.7 billion years ago were extremely low, but they also indicate that microbes were actively feeding on sulfate in the planet's oceans.
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  • A new technique could help scientists study structures beneath the Earth's surface by measuring tiny seismic waves created by ocean waves as they crash against the shore.
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