Giant kangaroos stayed local, and rapid climate change gradually destroyed their lush rainforest home, leading to extinction.

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

Four adorable western Santa Cruz Galápagos tortoise babies are now on display at Philadelphia Zoo after their 100-year-old 'Mommy' reproduced for the first time.

A 113-million-year-old hell ant that once lived in northeastern Brazil is now the oldest ant specimen known to science, finds ...

An international team of paleontologists, geologists, geoscientists and Earth scientists has found evidence that a type of ...

The tech giant is working with Conservation International and a forestry company on a massive restoration project.

The private company Colossal Biosciences claims to have resurrected dire wolves through genetic editing. The resulting trio, ...

From dire wolves to woolly mammoths, the idea of resurrecting extinct species has captured the public imagination. Colossal Biosciences, the Dallas-based biotech company leading the charge ...

Imagine the unique ecological niches that might exist if the gentle giant sloths never went extinct. Donald Trump authorizes U.S. military to take control of land on southern border 5 Mistakes You ...

Alex the Great is back at the ballpark and making waves once again. The 4-year-old Flemish Giant Rabbit, who made a fan out of Grammy-winning singer Chappell Roan after going viral multiple times ...