Parkinson’s warning sign: This nose symptom may appear years before diagnosis

Parkinson’s disease may begin years before diagnosis with a subtle but significant warning sign - loss of smell. Known as ...

Smelly sargassum may cost Florida $3.63 billion annually: What we know

Florida's beaches are hit by smelly sargassum blooms. A new study estimates costs at $3.63 billion annually. Here's why it ...

The brilliant and bizarre ways birds use their sense of smell – from natural cologne to pest control

Starlings and blue tits, meanwhile, use scent to seek out aromatic plants such as yarrow, hogweed and elder, which they weave ...