Extinction events Archives - Astrobiology

Atmospheric Collapse And re-inflation Through Impacts For Terrestrial Planets Around M Dwarfs

Extinction events

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Neutron Scanning Of Coral Fossils Reveals Earth’s Hidden Climate History

Fossils & Paleontology

Neutron Scanning Of Coral Fossils Reveals Earth’s Hidden Climate History

Re-accretion of Giant Impact Ejecta Can Drive Significant Atmospheric Erosion on Terrestrial Planets

Impact events

Re-accretion of Giant Impact Ejecta Can Drive Significant Atmospheric Erosion on Terrestrial Planets

The Depletion Of The Asteroid Belt And The Impact History Of The Earth

Impact events

The Depletion Of The Asteroid Belt And The Impact History Of The Earth

Geology And Mars Analog Potential Of The < 2.7-billion-year-old Miralga Impact Structure, North Pole Dome, Pilbara Craton, Australia

Impact events

Geology And Mars Analog Potential Of The < 2.7-billion-year-old Miralga Impact Structure, North Pole Dome, Pilbara Craton, Australia

Fossils Shed Light On The Era Before Earth’s Largest Mass Extinction

Fossils & Paleontology

Fossils Shed Light On The Era Before Earth’s Largest Mass Extinction

Impacts on Ocean Worlds Are Sufficiently Frequent and Energetic to Be of Astrobiological Importance

Impact events

Impacts on Ocean Worlds Are Sufficiently Frequent and Energetic to Be of Astrobiological Importance

Ocean Sediments Might Support Theory That Comet Impact Triggered Younger Dryas Cool-off

Impact events

Ocean Sediments Might Support Theory That Comet Impact Triggered Younger Dryas Cool-off

Fossilized Oysters Hold The Key To Mass Extinction

Extinction events

Fossilized Oysters Hold The Key To Mass Extinction

Dynamical Origin Of Theia, The Last Giant Impactor On Earth

Impact events

Dynamical Origin Of Theia, The Last Giant Impactor On Earth

New Fossils From Earth’s Most Famous Extinction Show Climate Tipping Point Was Crossed

Extinction events

New Fossils From Earth’s Most Famous Extinction Show Climate Tipping Point Was Crossed

Groundbreaking Analysis Provides Day-by-day Insight Into Prehistoric Plankton’s Capacity For Change

Biosignatures & Paleobiology

Groundbreaking Analysis Provides Day-by-day Insight Into Prehistoric Plankton’s Capacity For Change

Origin Of The RNA World In Cold Hadean Geothermal Fields Enriched In Zinc And Potassium – Abiogenesis As A Positive Fallout From The Moon-Forming Impact?

Origin & Evolution of Life

Origin Of The RNA World In Cold Hadean Geothermal Fields Enriched In Zinc And Potassium – Abiogenesis As A Positive Fallout From The Moon-Forming Impact?

The Cambrian Explosion May Have Occurred Much Earlier Than Previously Thought

Origin & Evolution of Life

The Cambrian Explosion May Have Occurred Much Earlier Than Previously Thought

Supernovae May Have Kicked Off Abrupt Climate Shifts In The Past, And They Could Again

Radiation

Supernovae May Have Kicked Off Abrupt Climate Shifts In The Past, And They Could Again

How Does Life Rebound From Mass Extinctions?

Extinction events

How Does Life Rebound From Mass Extinctions?

Tracing The Evolutionary History Of Bacterial Circadian Clocks On Ancient Earth

Genomics, Proteomics, Bioinformatics

Tracing The Evolutionary History Of Bacterial Circadian Clocks On Ancient Earth

The Most Extreme Solar Storm Hit Earth In 12350 BC

Space Weather & Heliophysics

The Most Extreme Solar Storm Hit Earth In 12350 BC

Dinosaurs’ Apparent Decline Prior To Asteroid May Be Due To A Poor Fossil Record

Extinction events

Dinosaurs’ Apparent Decline Prior To Asteroid May Be Due To A Poor Fossil Record

Life Recovered Rapidly After The Chicxulub Impact – A Hydrothermal System May Have Helped

Extinction events

Life Recovered Rapidly After The Chicxulub Impact – A Hydrothermal System May Have Helped