After posting a photo of her disfigured face on social media, former "Real Housewives" star Brandi Glanville is shedding light on what she thinks is wrong.
For decades, the screwworm was eliminated in North America, but containment efforts in Panama have failed. Now cattle smugglers are helping the parasite advance north.
A study sheds new light on how Toxoplasma gondii parasites make the proteins they need to enter a dormant stage that allows them to escape drug treatment.