Study: A plunge in incoming sunlight may have triggered “Snowball Earths”

Findings also suggest exoplanets lying within habitable zones may be susceptible to ice ages.

Jennifer Chu | MIT News Office • mit
July 29, 2020 ~8 min

Tags: mathematics exoplanets geology climate-change environment climate research school-of-science planetary-science eaps earth-and-atmospheric-sciences

Study sheds light on the evolution of the earliest dinosaurs

Geological evidence suggests the known dinosaur groups diverged early on, supporting the traditional dinosaur family tree.

Jennifer Chu | MIT News Office • mit
July 29, 2020 ~9 min

Tags: evolution geology research school-of-science national-science-foundation-nsf eaps earth-and-atmospheric-sciences

Marie Tharp pioneered mapping the bottom of the ocean 6 decades ago – scientists are still learning about Earth's last frontier

Born on July 30, 1920, geologist and cartographer Tharp changed scientific thinking about what lay at the bottom of the ocean – not a featureless flat, but rugged and varied terrain.

Suzanne OConnell, Professor of Earth & Environmental Sciences, Wesleyan University • conversation
July 28, 2020 ~10 min

Tags: earth-science geology women-in-science women plate-tectonics maps mapping oceans cartography continents ocean-floor geosciences seamounts marine-geology continental-shelf

What will COVID-19 look like to geologists in the far future?

They will find minimal traces of the virus itself, but lots of PPE.

Jan Zalasiewicz, Professor of Palaeobiology, University of Leicester • conversation
July 28, 2020 ~7 min

Tags: geology covid-19 coronavirus anthropocene

An origin story for a family of oddball meteorites

Study suggests the rare objects likely came from an early planetesimal with a magnetic core.

Jennifer Chu | MIT News Office • mit
July 24, 2020 ~8 min

Tags: space astronomy geology nasa research school-of-science planetary-science eaps astronomy-and-planetary-science

New equation ‘could predict earthquakes better’ say Edinburgh experts

Researchers in Edinburgh produce a new mathematical model aimed at improving how earthquakes are predicted.

By Ken Macdonald • bbcnews
July 13, 2020 ~3 min

Tags: geology earthquakes edinburgh heriot-watt-university university-of-liverpool

Tiny sand grains trigger massive glacial surges

New model answers longstanding question of how these sudden flows happen; may expand understanding of Antarctic ice sheets.

Jennifer Chu | MIT News Office • mit
June 12, 2020 ~7 min

Tags: geology environment climate nasa research school-of-science national-science-foundation-nsf eaps earth-and-atmospheric-sciences fluid-dynamics

Fossil tracks left by an ancient crocodile that 'ran like an ostrich'

Scientists are stunned to find that some ancient crocodiles may have moved around on two feet.

By Jonathan Amos • bbcnews
June 11, 2020 ~5 min

Tags: geology dinosaurs fossils crocodiles

Billions of years ago, the rise of oxygen in Earth’s atmosphere caused a worldwide deep freeze

Scientists have now dated the 'Great Oxidation Event' to just before the planet's first 'snowball' period.

Matthew Warke, Research Fellow, School of Earth & Environmental Sciences, University of St Andrews • conversation
June 2, 2020 ~6 min

Tags: geology geochemistry snowball-earth

Prehistoric climate change damaged the ozone layer and led to a mass extinction

New research on the Late Devonian extinction suggests the ozone layer could be naturally depleted as the temperature rises.

John Marshall, Professor of Earth Science, University of Southampton • conversation
June 1, 2020 ~7 min

Tags: geology climate-change palaeontology mass-extinction ozone-layer ozone ozone-depletion devonian-period

Page 1 of 10