This ancient crocodile never finished its last meal. More than 2,000 years after it died, researchers can still make out a small fish inside its stomach—its body intact, still caught on a bronze hook.

Universidad Miguel Hernández de Elche A research team led by Félix Viana, co-director of the Sensory Transduction and ...

Alveolar macrophages are immune cells that live in the tiny air sacs of the lungs. Under normal conditions, these cells act ...