Urine sprayed by cats has always had a much stronger odor than normal urine, and now researchers know why. Cats communicate with others by producing various scents. Spraying is one such behavior. They ...

Man covers his nose near trees, reacting to a bad smell. - StoryTime Studio/Shutterstock If you've ever walked past a shrub in your yard and caught a whiff of something that smells suspiciously like ...