In a hillside in Yunnan province, southwest China, paleontologists have pulled more than 700 fossils from rock that is ...

A geological row is brewing over the first new geological period in 120 years to receive an official name. This month the International Union of Geological Sciences announced that its International ...

Researchers uncovered compelling evidence that Earth's magnetic field was in a highly unusual state when the macroscopic animals of the Ediacaran Period -- 635 to 541 million years ago -- diversified ...

Tribrachidium heraldicum, one of the most enigmatic critters from the Ediacaran fauna. A new study has for the first time precisely dated some of the oldest fossils in the world, helping to track a ...

Stay on top of what’s happening in the Bay Area with essential Bay Area news stories, sent to your inbox every weekday. The Bay Bay Area-raised host Ericka Cruz Guevarra brings you context and ...

Some of the fossils celebrated as sea life’s big breakout beyond mere soups and slimes might actually have dwelled on land, argues a controversial new study. Named the Ediacaran fauna after ...

Ancestors of today’s animals can be traced back 540 million years to the relatively sudden appearance of most major animal groups during a time called the Cambrian explosion. Before then, nebulous ...

University of Rochester researchers studied Earth’s magnetic field during the transformative Ediacaran Period, which spanned from about 635 to 541 million years ago. The research raises questions ...

Unlike the Earth’s “Big Five” great mass extinctions, scientists now think the first mass extinction, during the Ediacaran Period, may be like the “Sixth Extinction” happening today. Evolution was the ...