The human-caused changes to our planet that are driving the crisis include pollution, habitat destruction like deforestation, ...

The end-Permian mass extinction, also known as the "Great Dying," took place 251.9 million years ago. At that time, the supercontinent Pangea was in the process of breaking up, but all land on ...

Learn more about the Curiosity's carbonate discovery on Mars, and what it tells of about Mars' past and Earth's future.

The mass extinction that killed 80% of life on Earth 250 million years ago may not have been quite so disastrous for plants, new fossils hint. Scientists have identified a refuge in China where it ...

(Image Credit: Tami Freed/Shutterstock) While trilobites, like the ones pictured here, survived for millions of years, they did not survive the "Great Dying." However, clams took over the oceans in ...

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species vanished during the end-Permian mass extinction—the most extreme event of ...

Scientists don’t call it the “Great Dying” for nothing. About 252 million years ago, upward of 80% of all marine species vanished during the end-Permian mass extinction – the most extreme event of its ...