So many humans live on Earth, it’s hard to imagine there are animals we haven’t seen for years, decades, or even millions of ...

Scientists estimate that roughly one quarter of all plant and animal species on Earth are now at risk of extinction. Habitat ...

For the first time, Colossal BioSciences unveiled its Dallas labs where it is spending millions of dollars researching how to revive extinct animals and save endangered ones.

A citizen scientist's wildlife photo helped researchers confirm two marsupial species thought extinct for over 7,000 years are still alive.

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are nowhere to be found. From human activity to climate change, new animals ...

A stunning butterfly classed as extinct for 30 years has been spotted across parts of England. The Large Tortoiseshell has ...

A research team traveled to South Africa’s Umzimkhulu River in 2017 with a specific mission: find surviving pockets of the Maluti redfin minnow, a species declared extinct after introduced trout ...

How scientists (and the rest of us) are finding 16,000 new species a month.