A new study that tracked dogs' aging by reading tiny chemical tags on their DNA found that larger dogs aged more quickly.

Blood drawn from 894 pet dogs, 1,640 samples in all, shows that the larger the dog, the faster its DNA ages. Blaise Mariner, ...

Larger dogs show stronger age-related DNA changes around LINE1 elements, but their role in shortening lifespan remains ...

A Science study of 894 dogs finds that larger breeds lose protective DNA tags on some genes faster with age, a possible clue to shorter lifespans.

Across mammals, larger species typically have longer lifespans, ranging from only a couple of years for mice to almost 200 ...

Can sleeping with your dog help you get a better night's sleep? New research suggests it might. There's nothing better than ...

When you hear about "science focused on how dogs can live their best lives with us" it sounds like an imaginary job made up by a child. However, the field of animal welfare science is real and ...

Brain scans show dogs process human facial expressions differently, suggesting they can distinguish between emotions like fear, sadness, and anger.

Lanternflies are invasive pests that feed on a wide range of plants, damaging them in the process. Lucky was a graduate from the Penn Vet Working Dog Center, founded by veterinarian Dr. Cynthia Otto.

Scientists analyzed hundreds of encounters between bears and canines. The results raise the suggestion that dogs may not ...

We often hear that dogs help lower our blood pressure, decrease our allergy risk, and even alert us to disease. But is there science behind those claims? In this episode of Tiny Matters, Sam and ...