Scent is how dogs largely experience the world, a lot like the way we humans rely on sight. We know little about how dogs ...

Dogs have an amazing sense of smell. They have 300 million receptors for smell in their noses, while humans have only 6 ...

Scientists used laser sensors to study how dogs' brains react to smells. Findings may change health and rescue work.

This work will shed scientific light on what goes on in these dogs’ noses. This research is being presented at ACS Spring 2025, a meeting of the American Chemical Society.

Dogs spend much time smelling everything they encounter while walking because their noses are extremely sensitive and their brains have tremendous power to interpret what they inhale. With more ...