EARTH

The Cambrian fossil record indicates that most animal phyla had diversified and inhabited the Earth's oceans approximately 518 million years ago. But even though chordates—the group that includes vertebrates like humans—were part of this early animal...
A vein-filled rock is catching the eye of the science team of NASA's Perseverance rover. Nicknamed "Cheyava Falls" by the team, the arrowhead-shaped rock contains fascinating traits that may bear on the question of whether Mars...

New date for Earth’s largest iron deposits offers clues for future exploration

Research led by Curtin University reveals that Earth's largest iron ore deposits—in the Hamersley Province of Western Australia—are about one billion years younger than...

‘New El Niño’ discovered south of the equator

A small area of the southwestern Pacific Ocean, near New Zealand and Australia, can trigger temperature changes that affect the entire Southern Hemisphere, a...

Pompeii skeleton discovery shows another natural disaster may have made Vesuvius eruption even more deadly

Almost 2,000 years ago, Pliny the Younger wrote letters describing the shaking ground as Vesuvius erupted. Now, a collaborative study led by researchers from...

Study detects the largest methane leak ever recorded in an oil well

An international team of scientists led by Dr. Luis Guanter, UPV professor and head of the LARS Group of the Institute of Water and...

Along shifting coastlines, scientists bring the future into focus

In the wet, muddy places where America's rivers and lands meet the sea, scientists from the Department of Energy's Oak Ridge National Laboratory are...

9,000 evacuated in northeast Canada due to wildfires

Around 9,000 people have been evacuated in northeastern Canada because of raging wildfires, officials said Saturday. Residents of the towns of Labrador City and Wabush...

What do storm chasers really do? Two tornado scientists explain the chase and tools for studying twisters

Storm-chasing for science can be exciting and stressful—we know, because we do it. It has also been essential for developing today's understanding of how...

New incompletely rifted microcontinent identified between Greenland and Canada

Plate tectonics are the driving force behind Earth's continental configurations, with the lithosphere (oceanic and continental crusts and upper mantle) moving due to convection...

Treasures beneath the ocean floor? Seawater plays role in gold formation

Understanding how gold forms is crucial for knowing where to find it and how to extract it sustainably. McGill researchers have answered a long-standing...

High-resolution land surface dataset provides Earth system modeling details

Earth system models (ESMs) help us understand climate and environmental changes. With advances in computing power, ESMs can now be run at kilometer-scale (k-scale)...

‘Nature’s mirror’: Climate change batters Albania’s butterflies

Bright yellow, black, red and blue, Alexanor butterflies once fluttered abundantly on southwestern Albania's flowery slopes. Now, like many related species, scientists say they...

Sediments reveal the ancient ocean during a mass extinction event

About 183 million years ago, volcanic activity in modern South Africa unleashed an estimated 20,500 gigatons of carbon dioxide (CO2) into the ocean–atmosphere system...

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