The conclusions come from patterns tracked by scientists that point to several meteorite impacts through geological records.
L ike many of us, Earth bears old pockmarks. Our planet’s crust has a band of ancient craters that formed around 465 million ...
A recent study claims that Earth may have once had a ring system. This theory sheds light on the presence of an unusual density of impact craters around the equator dating back to the ...
During the time 485 to 443 million years ago, known as the Ordovician period, Earth was already in the throes of a serious cold snap. But the ring may have exacerbated things, plunging the planet ...
This localized impact pattern, unusual given that over 70% of Earth’s continental crust lies outside this region, points to the presence of an ancient debris ring. Over millions of years ...
Severe space weather can leave a mark in tree rings, and a West Virginia University researcher said this evidence could aid ...
"We hypothesize that the ring image resulted from errors during EHT's imaging analysis and that part of it was an artifact, ...
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