Morning Overview on MSN
Study suggests Earth’s first mass extinction may have been overlooked
A wave of new research is forcing paleontologists to reconsider a basic question about life on Earth: when did the first mass ...
UC College of Arts and Sciences Professor Thomas Algeo has been studying the planet's five major mass extinctions since the Ordovician Period, when global sea levels were much higher than today. In a ...
Hosted on MSN
Are We Truly Living Through a Sixth Mass Extinction?
The term “mass extinction” conjures up apocalyptic images of the world coming to an end, but a massive event like this can be a much slower process than many people realize. By definition, a mass ...
Almost all life on land and in the ocean was wiped out during "The Great Dying," a mass extinction event at the end of the Permian Era about 250 million years ago. New evidence suggests that the Great ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results