Dogs rely on scent in ways that still surprise researchers. They have up to 300 million olfactory receptors, compared to about 6 million in humans, and can detect smells 10,000 to 100,000 times more ...

The dogs are detecting changes in volatile organic compounds — substances produced by the body when diseases like cancer are ...

Dogs have spent thousands of years adapting to human behavior, so it’s no surprise they sometimes notice changes people miss.

As the owner of a yellow lab named Gus, author Maria Goodavage has had many occasions to bathe her pooch when he rolls around in smelly muck at the park. Nevertheless, her appreciation for his keen ...

Chemist Lauryn DeGreeff is committed to making explosive and drug searching more effective and safer for detection dogs. In her latest research, DeGreeff put bombsniffing standards to the test, ...