Earth may have once had glittering rings, millions of years ago Scott SutherlandMeteorologist, Science Writer Published on Sep. 23, 2024, 2:03 PM ...

Earth may briefly have had a ring system similar to Saturn ’s over 450 million years ago during a period of unusually intense meteorite bombardment, a new study proposes. Scientists assessed 21 ...

Researchers discovered ancient superdeep diamonds, which hail from mines in Brazil and Western Africa, were forged between 650 and 450 million years ago, at the base of the supercontinent Gondwana.

Three researchers from Monash University, in Melbourne, Australia, examined the positions of the 21 meteorite craters that are known to be related to the Ordovician impact spike. Turning back the ...