A newly analyzed set of fossils suggests that an ancient octopus-like creature may have reached around 19 meters in length, ...

A newly recognized "king" of the ancient seas is making waves after scientists revisited old fossils and realized they ...

About 56 million years ago, when Earth experienced a dramatic rise in global temperatures, one meat-eating mammal responded in a surprising way: It started eating more bones. That's the conclusion ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have discovered the oldest known example of a predator-prey “arms race,” based on their study of ancient fossils. This ...

About 360 million years ago, a huge armored fish patrolled a shallow sea that once covered what is now Cleveland. This animal, known as Dunkleosteus terrelli, has long held a place among the most ...

A new study in PNAS finds that the extinction of large mammals like saber-toothed cats between 50,000 and 10,000 years ago permanently altered global food webs, with the Americas most affected.

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Written for you by our author Krystal Kasal, edited by Gaby Clark, and fact-checked and reviewed by Andrew Zinin —this article is the result of careful human work. We rely on readers like you to keep ...

🛍️ Amazon Prime Day: The best deals chosen by our editors 🛍️ By Laura Baisas Published Feb 17, 2025 12:01 AM EST Add Popular Science (opens in a new tab) More information Adding us as a Preferred ...

Fossil studies of the extinct predator Dissacus praenuntius offer clues as to how ancient animals responded to environmental changes. The ancient omnivore was about the size of a jackal or a coyote.