Thursday, May 13, 2021
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Geology Page

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A transmitted light view through a 200-micron section of a peridotite sample, showing the three main minerals - olivine (clear-green), orthopyroxene (grey-green) and garnet (pink). Credit: Dr Emma Tomlinson, Trinity College Dublin.
Earth

A new, clearer insight into Earth’s hidden crystals

Geology Page -
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1.2 million year old mammoth tooth from the Krestovka mammoth. Credit: Pavel Nikolskiy
Fossils

World’s oldest DNA reveals how mammoths evolved

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Swamp Skink (Lissolepis coventryi), which is probably the living lizard most similar to the new fossil. Photo: Dr Mark Hutchinson, SA Museum / Flinders University, a co-author. Credit: Dr Mark Hutchinson, SA Museum / Flinders University
Fossils

Proegernia mikebulli : New Australian fossil lizard

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Matthew Siegfried inspects a GPS device, powered by a solar panel at Whillans Ice Plain. Credit: Grace Barcheck/Cornell University
Earthquake

Slow motion precursors give earthquakes the fast slip

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The Middle America Trench, seen here as a dark blue strip off the Pacific coast of Central America, is a surface feature of a subduction zone extending from Mexico to Costa Rica. Credit: NOAA
plate tectonics

Subduction may recycle less water than thought

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An overview of tsunami prediction with AI Credit: Tohoku University, University of Tokyo, and Fujitsu Laboratories
tsunami

Fujitsu leverages world’s fastest supercomputer and AI to predict tsunami flooding

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Comet
Dinosaur

The comet that killed the dinosaurs

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mosasaurs
Geophysics

The songs of fin whales offer new avenue for seismic studies...

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Photos of Nubian Levallois cores associated with Neanderthal fossils. Credit © UCL, Institute of Archaeology & courtesy of the Penn Museum, University of Pennsylvania
Fossils

Neanderthals and Homo sapiens used identical Nubian technology

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The colorful banded Tepees are part of the Blue Mesa Member, a geological feature about 220 million to 225 million years old in the Chinle Formation in Petrified Forest National Park in Arizona. Credit: NPS
Earth

How rocks rusted on Earth and turned red

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Rock samples collected near the Antarctic volcano Mount Erebus, seen here in the distance, harbor fingerprints of Earth’s ancient magnetic field. A new analysis delves into discrepancies between these fingerprints and predictions from a long-standing approximation of the field. Credit: Hanna Asefaw
Geomagnetic

Antarctic Lava Yields Clues to Earth’s Past Magnetic Field

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Several types of dinoflagellates are shown in this microscope image. Some dinoflagellates are classified as nanoplankton, which new research shows have a more important role in Earth’s biological pump than previously thought. Credit: fickleandfreckled, CC BY 2.0
Fossils

The Role of Midsized Phytoplankton in Earth’s Biological Pump

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Mylonite is a fine-grained, compact metamorphic rock produced by dynamic recrystallization of the constituent minerals resulting in a reduction of the grain size of the rock. Credit: Wikipedia
plate tectonics

Going with the grains to explain a fundamental tectonic force

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Professor Cathryn Newton studies Middle Devonian marine faunas (such as these brachiopods from 380-390 million years ago), whose fossils are lodged in a unit of bedrock in Central New York. Credit: Syracuse University
Fossils

Diving into Devonian seas: Ancient marine faunas unlock secrets of warming...

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The newly named trace fossil Glossifungites gingrasi is a collection of burrows that were home to water-dwelling insects, similar to mayflies, more than 90 million years ago. (Photo: Ryan King)
Fossils

Newly discovered fossil, likely subaqueous insect

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Scientists identified flank instability at Pacaya, an active volcano in Guatemala. Credit: Kirsten Stephens/Penn State
Landslide

Scientists identify flank instability at a volcano with history of collapse

Geology Page -
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Life reconstruction of a Spinosaurus wading in the water and fishing. Credit: Robert Nicholls ©Nicholls2020
Dinosaur

New light shed on behavior of giant carnivorous dinosaur Spinosaurus

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39 Ocean Bottom Seismometers where deployed on the ocean floor across the Mid-Atlantic Ridge as part of the PI-LAB experiment. Credit: University of Southampton
plate tectonics

Geological phenomenon widening the Atlantic Ocean

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Better predictions of volcanic eruptions would help protect the lives of those living close to them. Credit: Jorge Nava - Navart/Wikimedia, licensed under CC BY-SA 2.0
Volcanoes

Unravelling the when, where and how of volcanic eruptions

Geology Page -
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Image of archaea. Credit: Steve Gschmeissner/Science Photo Library
Fossils

Using 100-million-year-old fossils and gravitational-wave science to predict Earth’s future climate

Geology Page -
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