The central portion of Osuga Valles, which has a total length of 164 km.

Mars valleys traced back to precipitation

These are Ediacaran fossils at Mistaken Point, Newfoundland.

Why life on Earth first got big

The oldest known zircon from Mars.

Meteorite ‘Black Beauty’ expands window for when life might have existed...

Ediacaran carbonate rocks in Three Gorges area, Hubei Province

What caused the mass extinction of Earth’s first animals?

Quartz analysis

Yosemite granite ‘tells a different story’ story about Earth’s geologic history

Hélène Le Mével

‘Ring around bathtub’ at giant volcano field shows movement of subterranean...

Jessica Irving sits with two meteorites Princeton seismologist Jessica Irving

Seismologists use massive earthquakes to unlock secrets of the outer core

Original picture (left) and virtual rendering of the Jacovec cranium (middle) with two sections revealing the inner structure (right).

Cranium of a four-million-year-old hominin shows similarities to that of modern...

Lestodon

Dramatic change in way ancient diets are calculated

Amazing Landscapes and Rock Formations

+20 Most Amazing Landscapes and Rock Formations

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