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.

Climate change could be helping the flesh-eating screwworm fly spread, undoing decades of progress — and the USDA isn’t doing ...

The A.V. Club covers film, TV, music, games, books and more — pop culture obsessives writing for the pop culture obsessed.