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$A model for the compositional evolution of the early Earth's crust due to fractional crystallization of impact melt sheets followed by detachment and sinking of their dense primitive portions towards the crust-mantle boundary. Credit: Rais Latypov$

Ancient asteroid impacts played a role in creation of Earth’s future continents

Geology Page - February 2, 2019

Image depicts the change in impact rate modeled in this paper. Some of the craters used in the study on both the moon and Earth are highlighted in the background. Credit: Data from NASA GSFC / LRO / Arizona State University; Artwork by Rebecca Ghent

Scientists find increase in asteroid impacts on ancient Earth by studying the Moon

A mile-long sediment core drilled by the International Ocean Discovery Program helped researchers uncover how the Chicxulub crater formed.

Crater from asteroid that killed the dinosaurs reveals how broken rocks can flow like liquid

Asteroid impact earth

Site of asteroid impact changed the history of life

A simulation of the crater and impact plume formed eight seconds after the Chicxulub impact at 45 degrees.

Dinosaur-killing asteroid impact cooled Earth’s climate more than previously thought

Dino-killing asteroid’s impact on bird evolution

Geology Page - September 22, 2017

Dino-killing asteroid could have thrust Earth into two years of darkness

Geology Page - August 21, 2017

New study ranks hazardous asteroid effects from least to most destructive

Geology Page - April 19, 2017

Mechanism underlying size-sorting of rubble on asteroid Itokawa revealed

Geology Page - March 9, 2017

Asteroid impacts could create niches for early life, suggests Chicxulub crater...

Geology Page - November 18, 2016

Soot may have killed off the dinosaurs and ammonites

Geology Page - July 15, 2016

Warming pulses in ancient climate record link volcanoes, asteroid impact and...

Geology Page - July 6, 2016

Asteroid day will draw eyes to the stars, but the more...

Geology Page - June 30, 2016

New type of meteorite linked to ancient asteroid collision

Geology Page - June 16, 2016

Clues to ancient giant asteroid found in Western Australia

Geology Page - May 17, 2016

Multiple cosmic impacts 790,000 years ago

Geology Page - February 24, 2016

Scientists find link between comet, asteroid showers and mass extinctions

Geology Page - October 21, 2015

Asteroid impact, volcanism were one-two punch for dinosaurs

Geology Page - October 2, 2015

Quenched glasses, asteroid impacts, and ancient life on Mars

Geology Page - June 11, 2015

Did ocean acidification from asteroid impact that killed the dinosaurs cause...

Geology Page - May 12, 2015

Fresh evidence for how water reached Earth found in asteroid debris

Geology Page - May 9, 2015

Did dinosaur-killing asteroid trigger largest lava flows on Earth?

Geology Page - May 1, 2015

World’s largest asteroid impact site could be in Australia

Geology Page - April 8, 2015

Expedition Will Sample Crater Left By Dinosaur-Killing Asteroid

Geology Page - April 7, 2015

World’s largest asteroid impacts found in central Australia

Geology Page - March 23, 2015

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Mars Rover Views Spectacular Layered Rock Formations

September 10, 2016

Prey scarcity and competition led to extinction of ancient monster shark

March 31, 2016

Formation of coal almost turned our planet into a snowball

October 11, 2017

Physics of booming and burping sand dunes revealed

October 28, 2015

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