They originally believed their patient had brain cancer, only to later discover he actually had worms inside his head. The ...

A moose in Minnesota stumbles onto the road. She circles, confused and dazed, unable to orient herself or recognize the danger of an oncoming semitruck. What kills her is the impact of 13 tons of ...

A brain-invading worm spread by rats and snails is making inroads into the United States. A study this week seems to show the nematode Angiostrongylus cantonensis, a.k.a. the rat lungworm, is now ...