Jock itch belongs to a group of fungal skin infections called tinea. As in other tinea infections, mold-like fungi known as dermatophytes cause jock itch. These microscopic fungi live on your skin ...

scientists argued about whether they were fungi, trees, lichens or plants. According to research by Dr. Francis Hueber of the Smithsonian, the Prototaxites met their end at the hands of evolving ...