Related topics: earth · geologists

Traces of ancient ocean discovered on Mars

A recently released set of topography maps provides new evidence for an ancient northern ocean on Mars. The maps offer the strongest case yet that the planet once experienced sea-level rise consistent with an extended warm ...

Curiosity captures images of Martian clouds

Curiosity celebrated two years on Mars on August 5, 2014, and is continuing its progress across the surface of the planet. The rover has already fulfilled one of its primary mission goals by confirming that environments theoretically ...

Field geology at Mars' equator points to ancient megaflood

Floods of unimaginable magnitude once washed through Gale Crater on Mars' equator around 4 billion years ago—a finding that hints at the possibility that life may have existed there, according to data collected by NASA's ...

Video: A billion years in 40 seconds

Geoscientists have released a video that for the first time shows the uninterrupted movement of the Earth's tectonic plates over the past billion years.

Scientists discover volcanoes on Venus are still active

A new study identified 37 recently active volcanic structures on Venus. The study provides some of the best evidence yet that Venus is still a geologically active planet. A research paper on the work, which was conducted ...

The 27.5-million-year cycle of geological activity

Geologic activity on Earth appears to follow a 27.5-million-year cycle, giving the planet a 'pulse,' according to a new study published in the journal Geoscience Frontiers.

MERMAIDs reveal secrets from below the ocean floor

Seismologists use waves generated by earthquakes to scan the interior of our planet, much like doctors image their patients using medical tomography. Earth imaging has helped us track down the deep origins of volcanic islands ...

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