New research sheds light on why some cats don't respond to drugs for hypertrophic cardiomyopathy, a potentially deadly condition in 1 in 7 cats.

Puppies may be able to communicate with people shortly after birth, researchers report. Their genes also point to whether they'll be good at social skills.

In addition to things like cost and access, lack of trust may be why some dog owners avoid taking their pet to the veterinarian.

New research suggests cats could be a good fit for children with autism and their families.

New research could offer a baseline understanding of sleep/wake cycles in dogs. That information could help treat those with chronic pain.

A new, yet-unnamed species of Rickettsia has turned up in dogs. Researchers now want to know if can affect people, too.

Unlike most animals, cats will usually choose a free lunch over having to complete a task to get their food, researchers say.

"There has been some debate on what kind of training PTSD service dogs need to be effective and how their assistance may be different than what a pet dog can provide."

The health risks of dog neutering aren't the same for all breeds, a new study shows. The researchers also break down the safest time for neutering by breed.

Cats and anxiety go well together, according to new research on trust and affection for feline friends.