More than 100,000 people in the United States are waiting for a new heart, kidney or some other organ. Many will die waiting. Some scientists see new hope for these people in organs from pigs that ...

First things first: the guinea pig is not a pig and it’s not from Guinea. Now that we’ve cleared that up, let’s talk about what these charming rodents, also called cavies, actually are. Their ...

Pigs can be smart, affectionate pets—but they’re often misunderstood. Here’s what to know about owning a pet pig, from growth ...

In a New York operating room one day in October 2025, doctors made medical history by transplanting a genetically modified pig kidney into a living patient as part of a clinical trial. The kidney had ...