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Scientists probe mysterious melting of Earth’s crust in western North America

A group of University of Wyoming professors and students has identified an unusual belt of igneous rocks that stretches for over 2,000 miles from...

Earth’s crust mineralogy drives hotspots for intraterrestrial life

Below the verdant surface and organic rich soil, life extends kilometers into Earth's deep rocky crust. The continental deep subsurface is likely one of...

Traces of Earth’s early magma ocean identified in Greenland rocks

New research led by the University of Cambridge has found rare evidence -- preserved in the chemistry of ancient rocks from Greenland -- which...

Gravity mission still unearthing hidden secrets

Despite ESA's GOCE mission ending over seven years ago, scientists continue to use this remarkable satellite's gravity data to delve deep and unearth secrets...

A new, clearer insight into Earth’s hidden crystals

Geologists have developed a new theory about the state of Earth billions of years ago after examining the very old rocks formed in the...

How rocks rusted on Earth and turned red

How did rocks rust on Earth and turn red? A Rutgers-led study has shed new light on the important phenomenon and will help address...

Former piece of Pacific Ocean floor imaged deep beneath China

In a study that gives new meaning to the term "rock bottom," seismic researchers have discovered the underside of a rocky slab of Earth's...

Donwilhelmsite : New mineral from the moon could explain what happens...

A team of European researchers discovered a new high-pressure mineral in a lunar meteorite which is helping to explain what happens to materials within...

Geologist helps confirm date of earliest land plants on Earth

A new UO study confirms what earth scientists have long suspected: Plants first appeared on land about 460 million years ago, in the middle...

A new way of looking at the Earth’s interior

There are places that will always be beyond our reach. The Earth's interior is one of them. But we do have ways of gaining...

Earth grows fine gems in minutes

Rome wasn't built in a day, but some of Earth's finest gemstones were, according to new research from Rice University. Aquamarine, emerald, garnet, zircon and...

Geologists solve puzzle that could predict valuable rare earth element deposits

Pioneering new research has helped geologists solve a long-standing puzzle that could help pinpoint new, untapped concentrations of some the most valuable rare earth...

Uncovering new understanding of Earth’s carbon cycle

In a new study led by a University of Alberta Ph.D. student, researchers used diamonds as breadcrumbs to provide insight into some of Earth's...

Understanding Earth’s ‘deep-carbon cycle’

New geologic findings about the makeup of the Earth's mantle are helping scientists better understand long-term climate stability and even how seismic waves move...

Has Earth’s oxygen rusted the Moon for billions of years?

To the surprise of many planetary scientists, the oxidized iron mineral hematite has been discovered at high latitudes on the Moon, according to a...

Probing the origin of the mantle’s chemically distinct ‘scars’

The composition of Earth's mantle was more shaped by interactions with the oceanic crust than previously thought, according to work from Carnegie's Jonathan Tucker...

The age of Earth’s inner core revised

By creating conditions akin to the center of the Earth inside a laboratory chamber, researchers have improved the estimate of the age of our...

Grain Size : What is Grain Size? How is Grain Size...

What is Grain Size? Grain size is the diameter of singular sediment grains, or the lithified particles in clastic rocks. The term may apply to...

Geologists publish new findings on carbonate melts in Earth’s mantle

Geologists from Florida State University's Department of Earth, Ocean and Atmospheric Science have discovered how carbon-rich molten rock in the Earth's upper mantle might...

Cooling of Earth caused by eruptions, not meteors

Ancient sediment found in a central Texas cave appears to solve the mystery of why the Earth cooled suddenly about 13,000 years ago, according...

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