If you’ve handled cat litter or eaten raw meat or unwashed produce, there’s a chance you might have a permanent toxoplasmosis ...

Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm ...

If you’ve handled cat litter or eaten raw meat or unwashed produce, there’s a chance you might have a permanent toxoplasmosis ...

After a decades-long campaign to beat the parasites down to Panama, they’re speeding back up north.

A black bear crashed through the ceiling of a house in Kentucky on Wednesday, almost falling on a woman's head before landing ...

Parasitic worms that infect humans are not interbreeding with those that infect cattle as previously thought. This is good ...

Former Apple design chief Jony Ive and OpenAI CEO Sam Altman are creating a mystery device for ChatGPT, sparking speculation, ...

Parasites are known to infect human cells through a variety of ingenious mechanisms. Many of them have even evolved sophisticated strategies to evade a host’s immune system by avoiding it entirely.