EARLY EARTH

News About The Primordial Earth

1,835 articles

Land-sea forces led to marine extinctions millions of years ago
Sep 01, 2024 (SPX)
The study offers a new perspective on a series of severe environmental crises known as oceanic anoxic events, which occurred between 185 and 85 million years ag...
Oxygen levels play a key role in early Earth's magma ocean formation
Aug 27, 2024 (SPX)
Some research indicates that oxygen fugacity, or the available oxygen in the mantle, could significantly affect the melting temperatures of deep mantle rocks. T...
Unraveling the Formation of Ancient Earth's Enigmatic Anorthosites
Aug 16, 2024 (SPX)
The latest study, published in Science Advances on Aug. 14, explores the complex relationship between Earth's evolving mantle, crust, and tectonic processes ove...
Researchers uncover historical patterns in Earth's rotational deceleration
Aug 15, 2024 (SPX)
The gradual slowdown of Earth's rotation over time is attributed to tidal dissipation, but the exact rate of this deceleration has been unclear. The recent stud...
Researchers link ancient rock formations to early Earth's hotter tectonic activity
Aug 15, 2024 (SPX)
In a study published on August 14 in 'Science Advances', the team provides new insights into the complex interactions between Earth's evolving mantle and crust ...
Seawater barium removal enhanced marine habitability for Cambrian animals
Aug 05, 2024 (SPX)
Lin-Hui Dong analyzed excess barium contents (Baexcess) and isotope compositions (d138Baexcess) at the State Key Laboratory of Lithospheric and Environmental Co...
Early Sea Level Changes Influenced Evolution of Ancient Life, Study Shows
Aug 05, 2024 (SPX)
The study reveals clues into the forces that drove the evolution of the earliest organisms, from which all major animal groups descended. A team from the Univer...
New Fossil Discovery Sheds Light on Mollusc Evolution
Aug 02, 2024 (SPX)
The discovery comes from well-preserved fossils found in eastern Yunnan Province, southern China, from the early Cambrian period, approximately 514 million year...
Scientists examine Earth's early life and environmental interactions over 500 million years
Jul 30, 2024 (SPX)
"One of our tasks was to summarize the most important discoveries about carbon dioxide and oxygen in the atmosphere and ocean over the past 500 million years," ...
New Study Reveals Stability in Earth's Mantle Chemistry Over Billions of Years
Jul 25, 2024 (SPX)
"This study tells us more about how this special place in which we live came to be the way it is, with its unique surface and interior that have allowed life an...
Deep ocean 'dark oxygen' find could rewrite Earth's history
Jul 22, 2024 (AFP)
The surprise finding has many potential implications and could even require rethinking how life first began on Earth, the researchers behind a new study said on...
'Well-preserved' dinosaur fossil revealed by Brazilian flood
Jul 19, 2024 (AFP)
The fossil was first identified in May near the city of Sao Joao do Polesine, some 280 kilometres (170 miles) west of Porto Alegre, in a part of the Brazilian p...
UC Riverside Study Offers Insights into Early Life on Earth
Jul 10, 2024 (SPX)
"This paper strives to inform the Earth sciences community where the research needs to go next," said Christopher Tino, a UCR PhD candidate during the time of r...
New Findings on Water-Rich Planetesimals in the Early Solar System
Jul 10, 2024 (SPX)
Planets in our solar system formed concurrently with their mother star, with Earth emerging around 4.5 billion years ago in the sun's habitable zone, allowing l...
Scientists reveal new species of horned dinosaur that roamed northern U.S.
Jun 20, 2024 (UPI)
The new dinosaur was identified and subsequently christened Lokiceratops rangiformis by Colorado State University affiliate faculty member Joseph Sertich and Ut...
USTC Explores Nitrogen's Origin and Early Evolution on Earth
Jun 18, 2024 (SPX)
The academic community primarily holds two models regarding the accretion of volatiles on Earth: the "Late Veneer" model and the "Early Evolution" model. As nit...
Ocean Circulation Slowdown in Ancient Times Signals Future Climate Risks
Jun 17, 2024 (SPX)
The study, published in the Proceedings of the National Academy of Sciences, utilized fossilized shells from ancient deep-sea sediments to demonstrate how the c...
Virginia Tech Team Uncovers Ancient Sea Sponge Fossil
Jun 07, 2024 (SPX)
In a paper released June 5 in the journal Nature, Virginia Tech geobiologist Shuhai Xiao and collaborators reported a 550 million-year-old sea sponge from the "...
Sharks' Adaptation to Ancient Global Warming
Jun 05, 2024 (SPX)
This discovery, published in the journal Current Biology, was based on measurements of body length and fin dimensions from over 500 living and fossilized shark ...
Australia's fearsome 'dinosaur bird' stares down extinction
Jun 05, 2024 (AFP)
It is best to admire these human-sized birdies -- and their rapier-sharp 10 centimetre (four inch) talons -- from afar. "It's a modern-day dinosaur," said Peter...
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