A deeper look at why ringworm requires a full-scale assault, not just a tube of cream, and why it’s not just a simple skin ...

A trove of fossils, including a penis worm with a spiked, invertible throat, suggests this spot may have been a cradle of Cambrian evolution.

Soil-transmitted helminths are a group of parasitic intestinal worms that infect roughly 1·5 billion people globally. The most prevalent species are Ascaris lumbricoides, Trichuris trichiura, and ...