The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth. Huge volcanoes erupted, releasing 100,000 billion metric tons of carbon ...

U.S. oil producers are grappling with geological limits to production growth as the country's top oilfield ages and produces ...

But the Permian detectives are faced with a host ... as 100,000 years—quicker than the click of a camera shutter on a geologic scale of time. Suspects must be capable of killing with staggering ...

"I will call it a crisis on land. I will not call it an extinction," said Robert Gastaldo, an emeritus professor of Geology ...

[Photo/Chinese Academy of Sciences' Nanjing Institute of Geology and Palaeontology/Handout ... which took place at the end of the Permian Period 252 million years ago, wiped out over 80 percent ...

A new study reveals that a region in China’s Turpan-Hami Basin served as a refugium, or “Life oasis” for terrestrial plants ...