Subduction may recycle less water than thought

When one tectonic plate dives beneath another at a subduction zone, it recycles huge amounts of water and other chemicals into Earth's mantle. The sinking plate carries seawater trapped in sediments and crust or chemically ...

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.

Natural nanodiamonds in oceanic rocks

Natural diamonds can form through low pressure and temperature geological processes on Earth, as stated in an article published in the journal Geochemical Perspectives Letters. The newfound mechanism, far from the classic ...

Seismic data explains continental collision beneath Tibet

In addition to being the last horizon for adventurers and spiritual seekers, the Himalaya region is a prime location for understanding geological processes. It hosts world-class mineral deposits of copper, lead, zinc, gold ...

New depth map of the Arctic Ocean

An international team of researchers has published the most detailed submarine map of the Arctic Ocean. The study, by Miquel Canals, José Luis Casamor and David Amblàs from the Consolidated Research Group on Marine Geosciences ...

Mapping the Oaxaca earthquake from space

On the morning of 23 June 2020, a strong earthquake struck the southern state of Oaxaca, Mexico. The 7.4-magnitude earthquake prompted evacuations in the region, triggered a tsunami warning and damaged thousands of houses. ...

Plato was right: Earth is made, on average, of cubes

Plato, the Greek philosopher who lived in the 5th century B.C.E., believed that the universe was made of five types of matter: earth, air, fire, water, and cosmos. Each was described with a particular geometry, a platonic ...

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