Tag Archives: Geophysics

Martian Impacts Seen and Heard

Posted on October 27, 2022 by rberkowitz

Linking acoustic and seismic signals from meteorite strikes to orbiter images is a step toward mapping the planet’s interior. Continue reading →

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Webb Telescope Searches for Exoplanet Atmospheres

Posted on October 4, 2022 by rberkowitz

The recent detection of CO2 around a distant Jupiter-like planet spurs
optimism for detecting atmospheric gases around Earth-like planets
orbiting faraway stars. Continue reading →

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Icy Resonance

Posted on August 23, 2022 by rberkowitz

Ice sheets amplify clues from Iceland’s hidden volcanoes. Continue reading →

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Unusual Flow

Posted on February 18, 2022 by rberkowitz

A transparent rock experiment shows how stretchy molecules kick up eddies. Continue reading →

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Predicting the Shape of Pointy-Rock Forests

Posted on January 19, 2022 by rberkowitz

The shape and curvature evolution of dissolving rocks can be predicted using a new theory. Continue reading →

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Linking Glaciers on Earth to the Climate on Mars

Posted on April 30, 2021 by rberkowitz

Geophysicist Jack Holt explains how Earth’s debris-covered glaciers can teach us about the climate history of Mars. Continue reading →

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Ancient lightning may have provided the phosphorus necessary for life

Posted on April 6, 2021 by rberkowitz

On early Earth, lightning strikes created glassy rocks that hosted abundant soluble minerals, which were rich in phosphorus, a vital ingredient in biomolecules. Continue reading →

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Railways could double as a tool for probing Earth’s shallow crust

Posted on January 12, 2021 by rberkowitz

Seismologists prospect for mineral deposits in Canada by recording the humming vibrations from freight trains. Continue reading →

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Real-Time Measurements of Earth’s Spin and Tilt

Posted on July 17, 2020 by rberkowitz

An array of ring lasers provides the first continuous measurement of Earth’s motion from a single location.  Continue reading →

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Seafloor avalanches travel fast and far

Posted on June 3, 2020 by rberkowitz

Acoustic measurements of sediment concentration quantify the wide-reaching influence of turbidity currents.  Continue reading →

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