More than 300 dogs worked Ground Zero after 9/11. They searched for survivors, recovered the dead and comforted exhausted responders – and their exceptional service helped change how working animals are treated in disasters.

Britain bred the turnspit dog to run a wheel that turned roasting spits. Machines could do the job for centuries. The dog was kept because it cost less.

A dermatologist found one overlooked line in an old case file, and a field of medicine began.

In 1925, Togo ran 261 brutal miles to save Nome from diphtheria. Balto ran 53 and got the fame, the statue, and a sideshow cage. Here’s what really happened.

A blind insurance salesman from Nashville sent a letter to a woman breeding police dogs in the Swiss Alps—and changed how millions of blind people live.

She was never an official war dog, but Smoky saved 250 men by crawling through 70 feet of darkness on the strength of one man's voice.

He was found in a Montmartre alley on Bastille Day 1918, ran messages through the trenches of World War I, and spent the next seventeen years as a celebrated military figure—while the man who found him was slowly forgotten.

Meriwether Lewis bought a Newfoundland for practical reasons — but when three armed men were sent to get the dog back, it was clear this was no longer about utility.

The story of Sergeant Stubby, a stray turned war hero whose service in World War I and bond with his American owner made him the most decorated dog in history.

When Hardy the beagle sat down next to a suitcase at Atlanta’s Hartsfield-Jackson Airport in October 2018, he triggered a national alert about a disease that had already wiped out a quarter of the world’s pig population.

France's knife grinders worked face-down over the wheel for twelve hours. A dog on their legs made the winters survivable.