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Tag: plate tectonics

Deep Beneath Earth’s Surface, Clues to Life’s Origins | Quanta Magazine

IntroductionNear midnight on March 26, 1961, dark waters lapped at the hull of a converted naval barge as it queasily rocked in the Pacific...

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Sound-speed measurements shed light on Earth’s interior

Researchers have measured the speed of sound in pure iron under pressures similar to those that exist at the Earth’s inner...

Epoch or event? Defining the Anthropocene

The Anthropocene is one of those rare scientific terms that has entered the public consciousness, which is ironic, given that geologists...

Marie Tharp #WomenInStem #ArtTuesday

Marie Tharp used data and mapping techniques to prove the existence of the Mid-Atlantic Ridge and its Rift Valley. This fundamentally changed our understanding...

Pacific Ocean will make way for the world’s next supercontinent on the planet

According to a new study by Curtin University, Earth’s next supercontinent: Amasia, will form when the Pacific Ocean closes in 200 to 300 million...

How the Earth’s continents were assembled?

Accurate spatial models of tectonic plates and geological terranes are essential for analyzing and interpreting a wide variety of geoscientific data and developing compositional...

4-billion-year-old crystals offer clues to when plate tectonics began

The nature of tectonic-magmatic processes during early Earth history remains one of the important questions in Precambrian geology. While some hypotheses suggest that plate...

Planets in Alpha Centauri could be carbon-rich – if they exist

New modelling predicts the composition, structure and atmosphere of hypothetical nearby worlds

The post Planets in Alpha Centauri could be carbon-rich – if they exist appeared first on Physics World.

A Massive Subterranean ‘Tree’ Is Moving Magma to Earth’s Surface

Réunion, a French island in the western Indian Ocean, is like a marshmallow hovering above the business end of a blowtorch. It sits...

Modern-day Venus may play host to an alien form of tectonic activity

A new study has revealed that tectonic activity on Venus may have caused sections of the planet's upper crust to become fragmented into...

Crustal block tectonics offer clues to Venus’ geology, study finds

New study that includes contributions by Baylor planetary geophysicist Peter James, identifies previously unrecognized pattern of tectonic deformation on Venus WACO, Texas (June...

NASA selects two robotic missions to Venus for launch in late 2020s

NASA has selected two robotic missions for launch to Venus around...

NASA selects two new Venus missions to investigate why it’s so awful

Venus should have been Earth’s twin, but clearly that’s not the case today, with its thick poisonous atmosphere and barren rocky surface. Now,...

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