For decades, the prevailing theory behind the mass extinction that ended the reign of the dinosaurs has pointed to a ...

After the end-Permian mass extinction, certain species thrived in warmer, oxygen-depleted waters, spreading globally. This ...

Fossils from China’s Turpan-Hami Basin reveal it was a rare land refuge during the end-Permian extinction, with fast ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

Stanford scientists found that dramatic climate changes after the Great Dying enabled a few marine species to spread globally ...

After Earth's worst mass extinction, surviving ocean animals spread worldwide. Stanford's model shows why this happened.

Scientists don't call it the "Great Dying" for nothing. About 252 million years ago, upward of 80% of all marine species ...

Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in Earth's history, according to new research. The explosive supernova deaths of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Violent supernovas ...

In the 1990s, fewer than 350 people spoke Inari Sámi. Today, experts say about 500 people speak the near-extinct language, and the movement to learn it is growing. Ingrid Gaup braids dried "shoe ...

(CNN) — Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, according to a theory put forward in new research. During the final stages ...