A new study challenges the long-held belief that dinosaurs were already declining before the asteroid impact 66 million years ago. University College London researchers suggest that the apparent ...

“It’s been a subject of debate for more than 30 years — were dinosaurs doomed and already on their way out before the asteroid hit?” Dean said in a statement. “We analysed the fossil ...

but it's clear that different dinosaur faunas were living on other landmasses when the asteroid hit," Lamanna said. "For instance, marine rocks that date to the latest Mesozoic in Morocco have ...

"It wouldn't be something like the rock that killed the dinosaurs," Harwood ... When concerns over the asteroid were first raised, there was a possibility it could hit over the eastern Pacific ...

Around 66 million years ago, the dinosaurs were killed by an enormous asteroid that hit what is today Chicxulub, Mexico. But a second asteroid struck during that same era at the Nadir crater off ...

Yet, he says, this doesn’t change the bigger picture of dinosaurs being in decline before the asteroid hit. Even if dinosaurs were still populous and dominant towards the end of the Cretaceous p ...

Dinosaurs weren't in decline when an asteroid smashed into Earth and wiped them out, scientists say. Instead, the idea that dinosaur diversity was declining before the asteroid struck 66 million ...

Lead author Dr. Chris Dean (UCL Earth Sciences) said, "It's been a subject of debate for more than 30 years—were dinosaurs doomed and already on their way out before the asteroid hit?

The massive asteroid that brought about the end of the reign of the dinosaurs when it crashed into Earth 66m years ago was not a one-off, researchers say. Detailed scans of an underwater crater off ...

But what if I told you that the dinosaurs were already doomed well before that asteroid hit? According to this new study, the dinosaurs were already doomed because sulfur levels in the atmosphere ...

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