It gives new meaning to dog years. Various types of sled dogs have been used by humans across the Arctic for almost 10,000 years, but new research reveals one particular type to be the oldest ...

Greenland sled dogs can trace their origins back nearly 10,000 years. In a new study published July 10 in the journal Science, paleogeneticists mapped the path of these culturally important canines ...

Learn how a rare group of dogs can learn object names by overhearing conversations — reaching word-learning levels seen in young children.

Some of the once-natural breeds are more closely connected to their roots than others are. Modern Siberian cats, for example, ...