This graph plots extinction rates of marine animal families over the last 600 million years. The shaded band indicates the normal range of extinction rates, known as "background extinction." ...

Was it a single extinction event or a series of catastrophic changes? Exactly which animals were affected? Here, we will look at the animals that lived on the Earth during one particular ...

The creation of three "dire wolf" pups has raised hopes that it may be possible to resurrect extinct animals. But some scientists have grave concerns. When news broke that Colossal Biosciences ...