Rocks of that age contain traces of an asteroid that ... "This is how you can imagine the Permian extinction," he said. "Rotting biomass." "It's not easy to kill so many species," says Doug ...

From their measurements, the researchers determined a much more precise "age model" for the end-Permian extinction, which now appears to have lasted about 60,000 years -- with an uncertainty of ...

March 6 (UPI) --New research suggests the Permian-Triassic extinction event was caused by a brief ice age, 250 million years ago. The ancient rock strata known as the Permian-Triassic boundary ...

The research team is now applying the same age-dating technique to one of the main Permian mass extinction suspects, volcanic rocks from the Siberian Traps, one of the largest volcanic outpourings ...

Some 252 million years ago, the largest extinction event occurred at the end of the Permian age. It wiped out almost 90 percent of all life in water. So far researchers had assumed that the ...

The Permian extinction saw the loss of 80 to 96 percent ... A crater of the right size and age, known as the Chixulub crater, was found off the coast of Yucatan, along with rocks known as shocked ...

Now paleontologists are starting to understand how the Age of Reptiles got its start ... outpaced ancient mammal relatives because the end-Permian catastrophe — regarded as the greatest mass ...

and the UK studied mid-Permian-age rocks at a site called Penglaitan, about 300 miles west of Hong Kong. They found that there were two distinct pulses of Capitanian extinction, one about 262 ...

The end-Permian mass extinction, which occurred approximately ... along with precise dating methods from a Bayesian age model ...