Geoscience News - SciTechDaily

Unveiling Earth’s Hidden World: Scientists Map Vast Subsurface Microbial Universe

Northwestern University — Sat, 02 Dec 2023 05:40:28 +0000

A former goldmine serves as a gateway to explore microbial life deep within the Earth’s crust. If you totaled the mass of all microbes dwelling...

Ancient Extinction Mirrors Today’s Ocean Crisis: Deoxygenation’s Role Unveiled

Trinity College Dublin — Wed, 29 Nov 2023 09:24:52 +0000

Scientists have discovered a pivotal role of oceanic anoxia in the Triassic–Jurassic mass extinction, indicating that even localized deoxygenation can lead to widespread ecosystem collapse....

Hidden Depths: Uncovering Theia’s Mysterious Remnants Inside Earth

David Rothery, The Open University. — Mon, 27 Nov 2023 03:39:00 +0000

New research suggests that large remnants of Theia, a Mars-sized object that collided with Earth to form the Moon, still exist within Earth’s mantle. These...

Boreal Forests at Risk: Lightning-Induced Wildfires Threaten Crucial Carbon Storage

University of Leeds — Sat, 25 Nov 2023 23:42:30 +0000

Research indicates an increased threat of lightning-induced wildfires in boreal forests due to climate change, potentially exacerbating global warming by destabilizing significant carbon stores in...

The Primordial Brew: How Ancient Seas Molded Life on Earth

University of Oxford — Wed, 22 Nov 2023 11:05:09 +0000

Scientists know very little about conditions in the ocean when life first evolved, but new research published in the journal Nature Geoscience has revealed how...

E Prime Enigma Resolved: How Scientists Unraveled Earth’s Deep Water Secrets

Arizona State University — Sun, 19 Nov 2023 11:13:05 +0000

A groundbreaking study reveals that Earth’s surface water reaches the core, altering its composition and suggesting a more dynamic core-mantle interaction and a complex global...

Ring Laser Precision: Unprecedented Daily Measurements Charting Earth’s Rotation

Technical University of Munich (TUM) — Mon, 13 Nov 2023 21:13:05 +0000

Scientists from the Technical University of Munich (TUM) have achieved a significant advancement in measuring the Earth’s rotation with unprecedented precision. The ring laser at...

Increased Lightning Fires Threaten Boreal Forest Carbon Storage

University of East Anglia — Sat, 11 Nov 2023 11:47:11 +0000

Lightning is the dominant cause of wildfire ignition in boreal forests – areas of global importance for carbon storage – and will increase in frequency...

Ancient Climate Secrets – Could Crushing Minerals Stop Global Warming?

Johannes Gutenberg University Mainz — Mon, 06 Nov 2023 12:08:59 +0000

Could blending of crushed rock with arable soil lower global temperatures? Mainz University scientists study global warming events from 40 and 56 million years ago...

450-Million-Year-Old Diamonds Reveal Secrets of the Evolution of Earth

University of the Witwatersrand — Fri, 20 Oct 2023 22:11:02 +0000

Superdeep diamonds formed between 650 and 450 million years ago show how continents developed and moved. The analysis of ancient, superdeep diamonds dug up from...

Scientists Discover Previously Unknown Mechanism Significantly Impacting Earth’s Climate

The Hebrew University of Jerusalem — Wed, 18 Oct 2023 18:23:46 +0000

A groundbreaking study has uncovered a previously unknown mechanism that significantly influences Earth’s climate. The research was conducted by Hebrew University’s Ph.D. candidate, Kaushal Gianchandani,...

Pangea Ultima: The Supercontinent That Could Wipe Out Nearly All Mammals

Laurence Tognetti, Universe Today — Tue, 17 Oct 2023 05:15:56 +0000

A study predicts that the formation of a supercontinent, Pangea Ultima, 250 million years in the future could lead to extreme temperatures, threatening mammalian survival...

Are We Running Out of Water? Scientists Unravel the Global Impact of Droughts and Heatwaves on Water Use

Utrecht University — Sat, 14 Oct 2023 00:15:53 +0000

Rising global population and more frequent extreme weather events are putting our water resources at risk. However, there’s a limited understanding of how different sectors...

Surprising Tectonic Discovery: Geologist Unexpectedly Finds Remnants of a Lost Mega-Plate

Universiteit Utrecht, Faculty of Geosciences — Mon, 09 Oct 2023 08:52:45 +0000

Utrecht University geologist Suzanna van de Lagemaat has reconstructed a massive and previously unknown tectonic plate that was once one-quarter the size of the Pacific...

Shaking Foundations: New Research Contradicts Established Theories on Earth’s Crust Evolution

Penn State — Thu, 28 Sep 2023 00:36:14 +0000

For billions of years, the Earth’s crust has continued a slow process of reworking, as opposed to rapidly slowing its growth around 3 billion years...

Mass Extinction Predicted: Extreme Heat Likely To Wipe Out Humans and Mammals in “Triple Whammy”

University of Bristol — Tue, 26 Sep 2023 08:23:03 +0000

A study predicts a mass extinction of mammals in 250 million years due to extreme heat from the formation of a supercontinent. The research highlights...

From Core to Crust: The Significance of Magma’s Oxidation in Earth’s Formation

Ehime University — Wed, 13 Sep 2023 10:19:53 +0000

How has the atmosphere and mantle oxidation state of the Earth changed? The connection between a planet’s interior and its surface plays a pivotal role...

Why Are Tidewater Glaciers Retreating at Unprecedented Rates? Scientists Discover New Clue

Oregon State University — Sat, 09 Sep 2023 23:22:07 +0000

Research from Oregon State University has discovered a potential reason for the rapid retreat of sea-terminating glaciers: the bursting of tiny, pressurized bubbles in underwater...

Mimicking Mother Earth: Crafting an Artificial Carbon Cycle Beyond Our Planet

Dalian Institute of Chemical Physics, Chinese Academy Sciences — Sat, 09 Sep 2023 22:14:18 +0000

The artificial carbon cycle, inspired by Earth’s natural process, presents a solution to supplying resources for space missions. Artificial photosynthesis through photocatalytic CO2 conversion is...

Mars’ Gullies: How Axial Tilt and Ice Sculpted the Martian Landscape

American Association for the Advancement of Science (AAAS) — Thu, 07 Sep 2023 07:18:59 +0000

Using climate simulations, researchers suggest Mars’ gullies could have formed from melting water ice during periods of high axial tilt, offering a fresh perspective on...

Unlocking Seismic Secrets: Researchers Unearth the Mysteries of How Turkey’s East Anatolian Fault Formed

University of Minnesota — Mon, 04 Sep 2023 17:02:50 +0000

A University of Minnesota professor heads an international group of geoscientists investigating earthquake-impacted regions. An international team led by the University of Minnesota Twin Cities...

Mars’ Muddy Mystery: Did the Red Planet Once Have Seasonal Weather?

Los Alamos National Laboratory — Mon, 04 Sep 2023 04:25:01 +0000

NASA’s Mars Curiosity rover finds evidence of high-frequency wet-dry cycling in the Gale Crater. New observations of mud cracks made by NASA’s Mars Curiosity rover...

Atmospheric Revelations: New Research Reveals Earth’s Ancient “Breath”

University of Portsmouth — Sun, 03 Sep 2023 07:29:31 +0000

Researchers have identified a link between ancient atmospheric shifts and Earth’s mantle chemistry, shedding light on the planet’s evolution. An international team of scientists has...

The Great Oxidation Event: Decoding Earth’s Ancient Atmospheric Mysteries

European Synchrotron Radiation Facility — Thu, 31 Aug 2023 15:00:43 +0000

Using synchrotron techniques, scientists have unveiled important information on The Great Oxidation Event by studying apatite inclusions in zircon crystals from old magmas with the...