A study published in Current Biology by the Department of Ethology at Eötvös Loránd University reveals that dogs with a vocabulary of toy names—known as Gifted Word Learners—can extend learned labels ...

Myriad studies over the years have shown that spending time with a cat can both lower cortisol, the stress hormone, in their owners and spike oxytocin, aka "the love hormone," and that's the same ...

If you've noticed your cat burping, you may be curious about the cause. Let's look at common causes and when to be concerned.

Aging doesn't announce itself. It whispers through small surrenders: the jar lid that needs rubber grips, the name that ...

Artificial intelligence is getting smarter every day, but it still has its limits. One of the biggest challenges has been ...

Williams explained that – in most people – sex chromosomes, other genes, sexual organs, internal organs and external organs ...

Biological sex is usually described in simple binary terms: male or female. This works well for germ cells (sperm versus eggs ...