A video showing a boat captain pulling parasites off a whale's head in a Mexican lagoon went viral. But a behavioral scientist told Insider that removing the parasites could actually hurt the whale.

A neurosurgeon investigating a woman’s mystery symptoms in an Australian hospital says she plucked a wriggling worm from the patient’s brain.Surgeon Hari Priya Bandi was performing a biopsy through a ...

The U.S. has confirmed the first case of a flesh-eating parasite in a human, the Department of Health and Human Services (HHS) said on Monday. New World screwworm (NWS) is a species of parasitic flies ...

A team from the Wood Lab, a UW lab that researches aquatic parasite ecology, traveled to Albuquerque, New Mexico this summer ...

Toxoplasma gondii is a common parasite in humans, but exactly how it’s so good at spreading has been murky. Now scientists at Stockholm University have uncovered a sneaky Trojan horse technique that ...

Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...

Entamoeba histolytica infects nearly 50 million people each year and kills around 70,000. It’s a shape-shifting parasite that invades the human gut, often causing mild symptoms like diarrhea. But in ...

The woman’s mysterious symptoms started in her stomach. Weeks of abdominal pain and diarrhea led to night sweats and a dry cough. Then, doctors found lesions on her lungs, liver and spleen. An ...

Experts discovered an unusual form of regicide in which a parasitic ant queen tricks workers in a colony into turning on ...