Chaga is a parasitic fungus that grows slowly on birch trees, drawing nutrients directly from living wood. Its unusual growth ...

Minnesota is in the midst of what state health officials call the nation's "largest known outbreak" of TMVII, a sexually transmitted fungal skin infection that can cause severe ringworm.

Avian malaria is spreading across Hawaiʻi in a way scientists didn’t fully grasp until now: nearly every forest bird species can help keep the disease alive. Researchers found the parasite at 63 of 64 ...