Dive into deep time to discover how fossils form, the ocean's surprising origins, and more. What do fossilized leaves, an asteroid, and Florida sinkholes have in common? Dr. Kirk Johnson is Sant ...

Algorithms are designed to make medicine more accurate. But when race is factored in, they can worsen inequality. NOVA is available to stream on pbs.org and the free PBS App, available on iPhone, ...

For more than 50 years, NOVA has been inspiring people with stories of science that spark curiosity and illuminate the ways that science can solve important problems and improve lives. In classrooms ...