Friday, March 27, 2020
Asteroid

Asteroid

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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
Asteroid

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

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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
Asteroid

Scientists find increase in asteroid impacts on ancient Earth by studying...

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

Crater from asteroid that killed the dinosaurs reveals how broken rocks...

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Asteroid impact earth
Asteroid

Site of asteroid impact changed the history of life

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

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

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Asteroid

Dino-killing asteroid’s impact on bird evolution

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Asteroid

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

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Asteroid

New study ranks hazardous asteroid effects from least to most destructive

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Asteroid

Mechanism underlying size-sorting of rubble on asteroid Itokawa revealed

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Asteroid

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

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Asteroid

Soot may have killed off the dinosaurs and ammonites

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Asteroid

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

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Asteroid

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

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Asteroid

New type of meteorite linked to ancient asteroid collision

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Asteroid

Clues to ancient giant asteroid found in Western Australia

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Asteroid

Multiple cosmic impacts 790,000 years ago

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Asteroid

Scientists find link between comet, asteroid showers and mass extinctions

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Asteroid

Asteroid impact, volcanism were one-two punch for dinosaurs

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Asteroid

Quenched glasses, asteroid impacts, and ancient life on Mars

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Asteroid

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

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