Science news articles about 'extinction of dinosaurs'

... would go with the crurotarsans. There was no sign that dinosaurs were eventually going to succeed so why did ... the world. "Why did crurotarsans go extinct and not dinosaurs? We don't know the answer ...

... comet must have struck Earth just at the boundary and caused the mass extinction of dinosaurs and many other animals. They thought they had found the culprit when they discovered the Chicxulub impact ...

July 16: An Oregon scientist says insects may have contributed to the extinction of dinosaurs. KGW's Mike Benner reports. (NBC News Channel)

The ice age may have caused the extinction of dinosaurs and the woolly mammoths may have disappeared because of declining sources of food, but extinction doesn’t always have to be due to environmental ...

The ice age may have caused the extinction of dinosaurs and the woolly mammoths may have disappeared because of declining sources of food, but extinction doesn’t always have to be due to environmental ...

... ever known, and was the largest non-marine vertebrate from the epoch immediately following the extinction of dinosaurs 65 million years ago. "The discovery of Titanoboa challenges our understanding ...

... sediment dating to massive asteroid impacts 65 million years ago in a layer widely known as the K-T Boundary, known to be associated with the extinction of dinosaurs and many other types of organisms.

... must have taken place. The extraordinary evolutionary radiation of mammals following the extinction of dinosaurs is just one of many examples. Said Dr Unwin: "Frustratingly, these events, which are ...

... event 65 million years ago. Indeed, the fungal bloom that occurred then may be one reason for the extinction of dinosaurs, a possibility outlined in a 2004 Fungal Genetics and Biology paper from Dr. ...

... before disappearing during the K/T extinction event that occurred 65.5 million ... years before the catastrophic event that led to the extinction of dinosaurs (with the exception of birds), several species ...