Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are ...

And then there were none. The International Union for Conservation of Nature (IUCN) has announced that several species of animals and plants have now gone extinct. The 2025 list of extinctions ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...