The largest-ever study of dog behavior, tracking more than 47,000 pets, reveals how breed, size, sex, and age shape canine traits. It provides insights that could help identify early signs of illness ...

(Justin Paget/Digital Vision/Getty Images) Celebrating a dog's birthday is one of the genuinely great things to share and enjoy on social media. Part of the fun is figuring out how old your friend is ...

Scientists have finally replaced the old “one dog year equals seven human years” shortcut with a formula grounded in biology, not folklore. By tracking how canine and human bodies age at the molecular ...

A new dog age calculator from Coda uses multiple aging models and real breed lifespan data to more precisely calculate a dog’s human age. The interactive tool also generates a dog birthday calendar.

So how old is your dog in terms of human years? If you ask that question to your acquaintances I am sure that the vast majority of them will simply take their dog's age and multiply it by 7. Thus a ...