Carbon dating of teeth fragments found in Brazil reveals that some species persisted for thousands of years longer than ...

The end of the Cretaceous Period, 66 million years ago, marked the dramatic extinction of the dinosaurs. Until now, our ...

Evidence from fossils suggests land ecosystems recovered faster after the end-Permian mass extinction than previously ...

As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

Climate change and habitat destruction are driving species to extinction at an alarming rate. The impact extends across all ...

Global warming is producing a rapid loss of plant species -- according to estimates, roughly 600 plant species have died out since 1750 -- twice the number of animal species lost. But which species ...

KONYNDYK: Well, I think this is if this goes forward, it really is an extinction-level event for the global aid sector in the United States -- and really for much of the global relief and development ...

Snake River spring-summer Chinook, for instance are in steep decline and headed to extinction because of multiple problems, including dams and climate change — yet they are of outsized ...

New research has identified the extent to which human colonization and hunting contributed to the extinction of New Zealand's giant flightless bird, the moa. A small team of archaeologists ...

Even the CEOs who are engaging in the race have stated that whoever wins has a significant probability of causing human extinction in the process, because we have no idea how to control systems ...