By observing these traits in other animals, scientists can conclude what those functions used to be. Our coccyx once supported a tail, and our plica semilunaris used to be part of a third eyelid.

This week: Coney Island’s mermaid parade, medical museums rethink their collections, anthropologists and curvy statues, a baby yak named Burrito, and more.

Chronic rhinosinusitis is an inflammatory disease involving the mucosa of the nose, and one or more paranasal sinuses. The cause remains poorly understood, and the treatment, an unmet need.

Tendinitis: Inflammation of the tendons may result from overuse of a tendon in the knee during certain activities such as running, jumping, or cycling. Plica syndrome: Plica is a thick band of tissue ...

A variation in the component separation technique that preserves linea semilunaris: a study in cadavers and a clinical case. J Plast Reconstr Aesthet Surg. 2009; 63 (3):524-31. 19. Barbosa MV, Nahas ...