A Texas representative wants to remove a rare lizard from the endangered species list, which would pave the way for oil and ...

However, clams took over the oceans in the aftermath of the end-Permian extinction, along with oysters, snails, and slugs. Earth’s largest mass extinction eliminated a lot of marine species. But it ...

Should we look upon the 21st century with optimistic hope or with fatalistic trepidation? Is the world and our society heading towards a wonder-filled new age, or toward a doomsday? Or are both ...

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 kind in Earth's history. What followed was a ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing over a period of roughly 30 million years, but that would come to a halt ...

Could aquatic mammals, such as whales, orcas, and bottlenose dolphins, ever evolve to live on land again? It seems the ...

For years, a mysterious fossil specimen defied categorization, until one paleontologist made a surprising discovery.

The life of a 166-million-year-old reptile has been turned upside down. While Marmoretta oxoniensis was believed to have swum ...

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 ...

Most people think a meteor killed the dinosaurs - but that wasn’t Earth’s biggest extinction. The Permian-Triassic extinction event wiped out over 90% of marine life and 70% of land species. It was ...

The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

In a lecture in Rio, the director of the Center for Health and Human Performance at the University of London spoke about the ...