Sirius is a customizable robot pet that adapts to become a one-of-a-kind companion that moves and thinks like no other robotic dog.

A woman who found a sick and injured Chihuahua abandoned in a bush has now adopted him—and says she can't imagine life without him.

A Chihuahua was called a “four-legged hero” after helping to save his owner who had fallen down an icy crevasse in the Swiss ...

Lene Ackermann’s late-night return turned into a life-changing moment when she discovered her dog Lola had secretly given birth to a single puppy ...

Rescuers hail a furry Chihuahua as a "four-legged hero" after its pacing atop an Alpine rock helped a helicopter crew find ...

The most popular dog breeds have it all – from timeless classics to up-and-comers who are sure to soon be stealing the ...