After thinking he just had a stubborn sinus infection that wouldn't go away, Brian McNamara was told he had an ultra-rare ...

Did dinosaurs really roar? Artists Courtney Brow and Cezary Gajewski challenge this idea with 3D-printed skulls that bring prehistoric sounds to life.

At the pediatric dermatology clinic a few days later, physical examination revealed a slightly erythematous macule on the ...