Research sheds light on origins, age of massive impact crater
Hidden beneath a kilometer of ice in northwestern Greenland, an impact crater that could swallow a city the size of London, Ont. is the subject of much debate about its origins and age.
Hidden beneath a kilometer of ice in northwestern Greenland, an impact crater that could swallow a city the size of London, Ont. is the subject of much debate about its origins and age.
Earth Sciences
Jun 1, 2021
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Several years after scientists discovered what was considered the oldest crater a meteorite made on the planet, another team found it's actually the result of normal geological processes.
Planetary Sciences
Mar 11, 2021
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150
Researchers believe they have closed the case of what killed the dinosaurs, definitively linking their extinction with an asteroid that slammed into Earth 66 million years ago by finding a key piece of evidence: asteroid ...
Earth Sciences
Feb 24, 2021
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A Southwest Research Institute scientist has updated Mars chronology models to find that terrains shaped by ancient water activity on the planet's surface may be hundreds of millions of years older than previously thought. ...
Space Exploration
Feb 11, 2021
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A new study by Southwest Research Institute scientists describes how they have expanded the capabilities of the prototype spaceflight instrument Chemistry Organic and Dating Experiment (CODEX), designed for field-based dating ...
Space Exploration
Nov 16, 2020
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A new study reveals that the Chicxulub impact crater and its hydrothermal system hosted a subterranean ecosystem that could provide a glimpse of Earth's primordial life.
Astrobiology
Oct 30, 2020
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393
Mars is covered in intriguing scars—some of the most prominent being impact craters. A particularly unusual example is shown in this new image from ESA's Mars Express: an ancient triplet comprising not one but three overlapping ...
Astronomy
Oct 30, 2020
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Professor Arakawa Masahiko (Graduate School of Science, Kobe University, Japan) and members of the Hayabusa2 mission discovered more than 200 boulders ranging from 30 cm to 6m in size, which either newly appeared or moved ...
Space Exploration
Oct 29, 2020
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Impact craters have been called the "poor geologists' drill," since they allow scientists to look beneath to the subsurface of a planet without actually digging down. It's estimated that Mars has over 600,000 craters, so ...
Space Exploration
Oct 7, 2020
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A new chronology for the moons of Saturn has been developed by Planetary Science Institute Associate Research Scientist Samuel W. Bell.
Astronomy
Sep 24, 2020
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