Dinosaurs long dominated Earth’s land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus ...

But, alas, the mosasaurs were not dinosaurs. As with plesiosaurs, the biggest giveaway is its habitat: “With the exception of ...

The newer variant of avian influenza that recently infected dairy cattle in Nevada has a genetic change that’s thought to help the virus copy itself in mammals — including humans — more ...

Two fossils suggest that birds were thriving and diversifying in China as the Jurassic Period closed, new research reveals.

The best period dramas whisk viewers to times and places that feel a world apart from the way we live now. They’re filled with intriguing historical details: Corsets! Elbow-length gloves!

Mammals are animals that give birth and feed their babies milk. Some are huge like the blue whale! Tap to read about the seven largest mammals.

Feb. 6, 2025 — New research finds some baleen whale species call at such deep frequencies that they're completely undetectable by killer whales, which cannot hear sounds below 100 hertz. These ...

Feb. 7, 2025 — Researchers have analyzed the soft tissue from a fossilized plesiosaur for the first time. The results show that the long-necked marine reptile had both smooth and scaly skin ...