Think for a moment about the animals that truly terrify you. Maybe it's the shadow of a wolf in the forest, the thought of a ...

For more than 50 years, dozens of racers and hundreds of dogs have taken to the Iditarod trail in search of excitement and ...

New DNA research shows that two-thirds of today's domesticated dogs, from hounds to shepherds to chihuahuas, have wolf DNA in ...

New research on fern vascular systems reveals how developmental constraints don't just limit evolution—they generate new ...

The two subspecies split about 20,000 years ago. But since then, they may have interbred more often than Smithsonian ...

Many dog owners may not be surprised to learn that most dogs still carry some wolf DNA in their genomes. Domestication has ...

When reindeer herders in Siberia spotted a small snout protruding from thawing ground, they were not expecting to uncover a ...

Stray dogs in Chernobyl reveal genetic changes after decades of radiation, offering unique clues about how life adapts in ...

Their new study, published in PNAS, examined 2,693 genomes from modern and ancient dogs and wolves. It shows that 64% of dog ...

Dogs were the first of any species that people domesticated, and they have been a constant part of human life for millennia.

According to a 2025 study published in the journal Evolutionary Applications, raccoons are showing early signs of ...

Learn more about how ancient wolf DNA is still found in modern dogs, and how it’s shaped those breeds.