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

Sometimes an animal long thought to be extinct reappears decades or centuries later, shocking scientists! Join Hank Green for a look at seven species that we thought were gone forever... but are back ...

Its flocks were once so vast that they blocked out the sun. Within a few decades, they were extinct. How could that happen?

Here’s what you’ll learn when you read this story: Only a few months after announcing the controversial “de-extinction” of the dire wolf, Colossal Biosciences has now set its sights on restoring the ...

Scientists have sequenced the genome of the long-extinct woolly rhinoceros from remains found in the stomach of a naturally ...

Brandon Ballengée’s ‘Frameworks of Absence’ (2006–ongoing) in the Ronald Feldman Fine Arts booth at the 2015 Armory Show (photo by Jillian Steinhauer/Hyperallergic) (click to enlarge) The animals have ...

DNA found inside an Ice Age wolf challenges what we thought about how woolly rhinos died out.

Scientists have managed to find a rare insect after it supposedly went extinct more than two decades ago. The Behningia baei, a species of mayfly that hasn't been seen since 2002, were rediscovered in ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. You might be surprised to know that Mexico is home to over ...

The Andean condor has been threatened with extinction for decades. At one time, the condor was considered extinct in ...

While the ivory-billed woodpecker has attracted a lot of attention in the 21st century due to reported sightings, it was not been the only Arkansas-dwelling bird that went extinct during the 20th ...