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News

EurekAlert!
eurekalert.org > news-releases > 1142785

How climate change may amplify earthquake impacts in the Arctic

6+ day, 16+ hour ago   (275+ words) New GEOMAR study shows: Arctic warming may destabilize slopes The two glaciers around the Beerenberg volcano after the rock avalanche: Triggered by a 6.5-magnitude earthquake, large quantities of volcanic and permafrost debris tumbled down at the Kjerulf Glacier, spreading the…...

EurekAlert!
eurekalert.org > news-releases > 1132358

One of the Earth’s most important plate boundaries is older than previously thought

2+ mon, 4+ week ago   (140+ words) Subduction beneath the Aleutian Islands began at least 56 million years ago Ancient rocks from a remote island arc The researchers then determined the age of the rocks using two independent dating methods: uranium–lead dating of zircon crystals and argon…...

EurekAlert!
eurekalert.org > news-releases > 1135517

From bursts to creep: scientists rewrite the story of mud volcano flows

2+ mon, 4+ day ago   (354+ words) EurekAlert! Panoramic view of the mud flow at Lokbatan mud volcano, Azerbaijan. Boulder, Colo., USA: Mud volcanoes are often pictured as dramatic geological phenomena featuring the sudden eruption of large volumes of fiery mud in short, powerful bursts. By examining…...

EurekAlert!
eurekalert.org > news-releases > 1134742

Ancient rocks reveal how water shaped Earth 3.1 billion years ago

2+ mon, 1+ week ago   (605+ words) image: An example of variolitic pillow lavas in the Whundo Group. The black spots are a feature known as varioles, which form in water-rich lavas view more Geologists studying some of the planet’s oldest volcanic rocks have uncovered new evidence…...

EurekAlert!
eurekalert.org > news-releases > 1132970

Scientists find evidence of vast hidden magma systems inside Mars

2+ mon, 2+ week ago   (373+ words) image: Some of the research team at Oxford University’s Department of Earth Sciences behind the study. From left to right: Professor Mike Kendall, Dr Tobermory Mackay-Champion and Professor Jon Wade. Credit: Dr Charlie Rex. view more Credit: Dr Charlie Rex....

EurekAlert!
eurekalert.org > news-releases > 1131543

How ice-age sea-level falls may have turned seafloor volcanoes into ocean fertilizer

3+ mon, 4+ day ago   (965+ words) A Nature Geoscience study led by Boston College suggests that increased iron released from deep-sea hydrothermal vents during ice-age transitions could have reached sunlit waters and fueled plankton growth, potentially increasing ocean carbon storage A computer model shows how iron…...

Google News
eurekalert.org > multimedia > 1132197

Agglutinated foraminiferans from the Scholl Deep, Kermadec Trench, 9979 m [IMAGE] | EurekAlert! Science News Releases

3+ mon, 3+ week ago   (69+ words) Agglutinated foraminiferans from the Scholl Deep, Kermadec Trench, 9979 m (IMAGE) EurekAlert! In situ images of the agglutinated foraminiferans (Plumettidae fam. nov.: Plumetta gen. nov. spp.) from the Scholl Deep, Kermadec Trench, 9979 m Credit to Global TREnD Team, IDSSE GU Yali…...

EurekAlert!
eurekalert.org > multimedia > 1130703

Dickinsonia [IMAGE] | EurekAlert! Science News Releases

3+ mon, 3+ week ago   (54+ words) Dickinsonia (IMAGE) EurekAlert! A fossil of Dickinsonia, a flat organism that moved around on the sea floor, lacking a mouth and instead absorbing bacteria and algae through its entire bottom surface Can be used with appropriate credit American Museum of…...

EurekAlert!
eurekalert.org > multimedia > 1130953

A variety of "snowflakes" that can be observed in the ocean

3+ mon, 4+ week ago   (59+ words) Prof. Emilia Trudnowska, Instutute of Oceanology, Polish Academy of Sciences. It is permissible to use when source is quoted dr hab. Maciej Lisicki, prof. UW Faculty of Physics, University of Warsaw [email protected] Office: +48 22 55 32 910 dr Jonasz Słomka Faculty of Physics, University…...

EurekAlert!
eurekalert.org > news-releases > 1128013

A hidden lubricant in creeping faults? Uncovering the mysteries of aseismic slip

4+ mon, 20+ hour ago   (191+ words) Why do some active faults produce surprisingly few large earthquakes despite being located in a tectonically active region? The answer to that mystery may lie in an unexpected material hidden deep underground. Credit: Tomoya Shimada et al. In their research,…...