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19 小时
on MSN
A colossal asteroid once boiled the oceans. It also did the unexpected.
D: Iron in the ocean (from the ocean circulation, from the impactor itself, and from erosion), along with nutrients (like ...
16 小时
on MSN
Asteroid enters Earth's atmosphere and bursts over the Pacific Ocean; What happens next is ...
While the impacts were almost undetectable for the general public, scientists were able to gather crucial intel following the ...
Smithsonian Magazine on MSN
1 天
A Giant Meteorite Ripped Up the Seafloor and Boiled Earth’s Oceans 3.26 Billion Years Ago ...
Geologists suggest the catastrophic impact of "S2" delivered key nutrients to the oceans, prompting microorganisms to thrive ...
15 小时
on MSN
Meteorite 200 times larger than the dinosaur-killing asteroid hit Earth 3.3 billion years ...
This meteorite, designated as S2, is roughly 200 times larger than the Chicxulub responsible for the dinosaurs’ extinction.
4 天
Meteorite that hit Earth 3 billion years ago dwarfed rock that caused dinosaur extinction ...
The S2 meterorite, which hit the planet just over 3 billion years ago, dwarfed the one that caused the dinosaurs' extinction, ...
CNET on MSN
14 小时
The Dinosaur Age Ended With Two Asteroids, Scientists Say
The impact site of the second asteroid is called the Nadir crater, where rock was liquified and a tsunami launched into the ...
Space on MSN
1 天
A meteorite 200 times bigger than the dinosaur-killing asteroid helped life on Earth flourish
The destructive power of asteroids is undeniable — just ask the dinosaurs. New research suggests a huge space rock that ...
4 天
on MSN
Meteorite 200X Size of Dinosaur Killer Hit Earth—Here's What Happened Next
Cataclysmic cosmic collisions may have benefited the evolution of primitive organisms early in Earth's history, a study says.
earth
13 天
Two massive asteroids may have killed the dinosaurs, not just one
Scientists have revealed images of a second massive asteroid impact called Nadir Crater buried 300 meters under the ocean ...
Scientific American
5 天
An Ancient Asteroid Impact Both Harmed and Helped Life
A gigantic space rock that slammed into Earth more than three billion years ago grievously wounded the biosphere—and then ...
3 天
on MSN
Giant meteorite that hit Earth 3 billion years ago may have helped life thrive: Study
Harvard researchers found that when a meteorite nicknamed S2 paid a visit to our planet 3 billion years ago, it may have ...
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