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Tag: Earth

Uncovering Polynya : Research unravels 43-year-old mystery in deep Antarctica

A study led by NYU Abu Dhabi (NYUAD) Research Scientist Diana Francis has unraveled the four decade long mystery surrounding the occurrence of a...

Eclogitic diamonds formed from oceanic crust

Eclogitic Diamonds Eclogitic diamonds formed in Earth's mantle originate from oceanic crust, rather than marine sediments as commonly thought, according to a new study from...

Nepal expedition to remeasure height of Everest

Nepal is sending a team of government-appointed climbers up Mount Everest to remeasure its height, officials said Monday, hoping to quash persistent speculation that...

Tracking records of the oldest life forms on Earth

The discovery provides a new characteristic 'biosignature' to track the remains of ancient life preserved in rocks which are significantly altered over billions of...

Massive earthquakes provide new insight into deep Earth

In the waning months of 2018, two of the mightiest deep earthquakes ever recorded in human history rattled the Tonga-Fiji region of the South...

Cool Earth theory sheds more light on diamonds

A QUT geologist has published a new theory on the thermal evolution of Earth billions of years ago that explains why diamonds have formed...

Earth’s deep mantle flows dynamically

As ancient ocean floors plunge over 1,000 km into the Earth's deep interior, they cause hot rock in the lower mantle to flow much...

The solid Earth breathes

The solid Earth breathes as volcanoes "exhale" gases like carbon dioxide (CO2) -- which are essential in regulating global climate -- while carbon ultimately...

The largest delta plain in Earth’s history

The largest delta plain in Earth's history formed along the northern coast of the supercontinent Pangea in the late Triassic. Its size out-scales modern...

Tectonics in the tropics trigger Earth’s ice ages

Over the last 540 million years, the Earth has weathered three major ice ages -- periods during which global temperatures plummeted, producing extensive ice...

Scientists go to extremes to reveal make-up of Earth’s core

Experiments conducted at extreme conditions are giving scientists new insights into the chemical make-up of the Earth's core. Advanced laboratory techniques reveal that our planet's...

Ancient records prompt rethink of animal evolution timeline

Scientists are rethinking a major milestone in animal evolution, after gaining fresh insights into how life on Earth diversified millions of years ago. Bursts of...

Ancient rocks provide clues to Earth’s early history

Oxygen in the form of the oxygen molecule (O2), produced by plants and vital for animals, is thankfully abundant in Earth's atmosphere and oceans....

Getting to the core of underwater soil

Soils all over the Earth's surface are rigorously tested and managed. But what about soils that are down in the murky depths? Although not...

Earth may be 140 years away from reaching carbon levels not...

Total human carbon dioxide emissions could match those of Earth's last major greenhouse warming event in fewer than five generations, new research finds. A new...

Massive Bolivian earthquake reveals mountains 660 kilometers below our feet

Most schoolchildren learn that the Earth has three (or four) layers: a crust, mantle and core, which is sometimes subdivided into an inner and...

How undersea gases once helped superheat our planet

The world's oceans could harbor an unpleasant surprise for global warming, based on new research that shows how naturally occurring carbon gases trapped in...

Researchers help define Southern Ocean’s geological features

New data collected by University of Wyoming researchers and others point to a newly defined mantle domain in a remote part of the Southern...

Earth’s largest extinction event likely took plants first

Little life could endure the Earth-spanning cataclysm known as the Great Dying, but plants may have suffered its wrath long before many animal counterparts,...

Scientists find increase in asteroid impacts on ancient Earth by studying...

An international team of scientists is challenging our understanding of a part of Earth's history by looking at the Moon, the most complete and...

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