Moral of the story, be mindful of the content you’re engaging with. While some AI videos might be easier to suspect, you ...

Long dismissed as unintelligent, reptiles are emerging as cognitively and emotionally complex animals. A new study involving tortoises suggests that they also possess mood states. By Brandon Keim ...

Biologists often form deep bonds with the species they study. For some, that relationship begins early in their careers and ...

Have you ever looked at two circles of exactly the same size and sworn one was larger? If so, your eyes have been tricked by the Ebbinghaus illusion, a classic example of how context can shape what we ...

There are many purposes that spots and stripes serve in nature, but how they form has been more of a mystery to scientists.

Giraffes are best known for their towering necks, but their beautifully spotted coats are just as distinctive — and they serve important functions. One reason is for camouflage; a giraffe's spots help ...

Talking to animals has long been a human fantasy. But what is the nature of animal communication—and how does chirping and barking differ from human language? This is the first episode in a two-part ...