Loiasis, or African eye worm disease, is spread by deerflies. Learn its symptoms, life cycle, treatment, and where it's found ...

Scientists warn oxygen is declining across oceans and freshwater systems, threatening aquatic life, food supplies and Earth's ...

A parasite carried by billions of people worldwide often causes harmful infections during pregnancy and in immunocompromised ...

How life started on our own planet may not seem as interesting as finding evidence of life on Mars or the icy moons Europa or Enceladus. But the search for the first eukaryotes on Earth remains as ...

Researchers have uncovered a surprising culprit behind sleep loss in Alzheimer’s disease: the brain’s own immune cells. In ...

We as humans dread the demon of death. Even though we know death is inevitable, we long to live on and are often haunted by ...

A leaf-eared mouse living more than 6,700 meters (22,000 feet) above sea level in the Andes has shattered assumptions about ...