Commentary: We have people promoting conspiracy “theories” for a variety of reasons. The one thing they all have in common is the lack of verifiable evidence.

Climate change and asteroids are linked with animal origin and extinction -- and plate tectonics also seems to play a key evolutionary role, 'groundbreaking' new fossil research reveals. The discovery ...

Houchin and his colleagues studied dozens of zircon crystals from the Jack Hills in Western Australia. These are the oldest ...

There are many open questions about how our planet formed 4.55 billion years ago: When did plate tectonics start? When did the earth's mantle begin to ...

Contrary to expectations, ensconced within the young mountain range lie bits of a 1.8 billion-year-old supercontinent. G.S.

Planetary scientists have produced the first global map of small mare ridges on the Moon, adding new evidence that the lunar surface has been reshaped in geologically recent times by tectonic forces ...

Open an atlas and look closely at the world map. Notice how the eastern coast of South America seems to match the western edge of Africa. It almost lo.

About 56 million years ago, Europe and North America began pulling apart to form what became the ever-expanding North Atlantic Ocean. Vast amounts of molten rock from Earth's mantle reached the ocean ...

Considerable geochemical evidence supports initiation of plate tectonics on Earth shortly after the end of the Hadean. Nb/Th and Th/U of mafic-ultramafic rocks from the depleted upper mantle began to ...

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We’ve known for a while that Mars was once a wet world. But there’s always been a geological puzzle regarding how and where that water moved. On Earth, rivers are largely driven by plate tectonics.