Remember that couple you knew, the ones who went out on a date and instantly fell in love, who had been together for years and seemed as happy together as the day they met, the ones who gave you hope ...

Blood flukes represent a diverse group of parasitic trematodes that exhibit complex lifecycles intricately linked to marine host species. Predominantly infecting the circulatory system of fish, these ...

Surgery is not strictly a matter of cutting into patients and cutting something out. The A.M.A. last week heard about a new operation designed not to cut out but to filter out the tiny parasites that ...