Scientists analyzing decades-old NASA's Magellan data have identified only the second reported lava tube on Venus.

Learn how a young volcano on Mars stayed active for nine million years and what its changing lava reveals about Mars’ interior.

Scientists at the University of Trento have uncovered the first direct evidence of a subsurface feature beneath Venus: a ...

A volcano that has been dormant for more than 250,000 years might not be as dead and gone as it looks. Beneath the tall peaks of Uturuncu in the Sur Lípez Province of Bolivia, scientists have figured ...

In A Nutshell Mars was erupting while T. rex roamed Earth: A Martian volcano system was active between 64 and 50 million ...

By Will Dunham WASHINGTON, Feb 9 (Reuters) - A fresh examination of radar data for Venus obtained by NASA's Magellan spacecraft in the 1990s indicates the presence of a large underground cavity ...

New seismic imaging shows magma lingering beneath quiet Cascade volcanoes, shaping how scientists monitor and plan for eruptions.

Tides flowing in a subsurface ocean of molten rock, or magma, could explain why Jupiter’s moon Io appears to have its volcanoes in the “wrong” place. New NASA research implies that oceans beneath the ...

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A mud volcano in Diglipur, Andaman Islands has erupted after years of dormancy, prompting geologists to investigate its link to tectonic activity.