There are a lot of stories out there about dogs who seemed to smell lung cancer on their owner’s breath, and a recent study ...

TORONTO — A trained dog can distinguish between malignant and benign pulmonary nodules in exhaled breath samples from patients with and those without pulmonary nodules virtually 100% of the time, new ...

I was walking across the campus of my university when I when I saw one of my faculty colleagues sitting on a bench next to his wife. She waved me over, and I noticed a concerned look on her face. When ...