For the last 10,000 years, thousands of species have perished from the Holocene extinction event, which is still ongoing.

Virginia opossums are the only marsupial species in North America.

From Ireland's last Great Auk to a fish thought to have been extinct for 70 million years — there's so much to discover in ...

What happens when a species has not been seen by anyone for decades? Environmentalists think of these as "lost species." We ...

Gene-edited animals or plants wouldn’t have a chance if released into a barren habitat or a poaching hotspot. Genomic tools ...

And what Descartes does is to identify being a human with thinking, and [identifying] everything else as a machine, including ...

“However, the fact that 25% of the known species of this genus have become extinct in the last 50 years is alarming and suggests that even those species that could be classified as of least ...

Cross-referencing climate data and fossils from around 15 million years ago shows that the decline in prey availability may have played a role in the extinction of these felines. Another study cites ...

Ultimately, the extinction of humans "would reveal something about the way we treated the Earth," said Basmajian. "It would also show us that the world we have today can't survive without us and that ...

Al Hicks, former DEC wildlife biologist, talks about endangered animals and climate change in Bolton Landing in late June.

Scientists in recent years have made progress in finding ancient DNA in fossils, gaining insight into organisms that lived ...

The crested ibis' revival is a story of transnational cooperation between nations that historically haven't always seen eye ...