The brand new documentary "Sally" explores the life and legacy of astronaut Dr. Sally Ride, who became the first American woman to blast off into space and forever changed the course of science, ...

June 26 also features a Q&A with Wendy Benchley, wife of 'Jaws' author Peter Benchley and ocean conservation advocate, and ...

With California’s Yosemite Valley far beneath him, Alex Honnold free solos— which means climbing without ropes or safety gear—up a crack on the 3,000-foot southwest face of El Capitan.

National Geographic Explorer James Cameron works with the crew of the OceanXplorer to take viewers on an advanced research mission. Discover the depths of the world’s oceans in the new series ...

National Geographic is included in the Sling Blue package and the Orange + Blue package. Hulu (7-day free trial) - After the free trial, get Hulu with ads for just $7.99/month or $79.99/year. Ad ...

Only about one-third of the world’s longest rivers remain free-flowing, meaning they have not been dammed or disrupted in man-made ways, reports a new landmark study. While there are a few ...

Watch Alex Honnold’s journey toward his rope-free climb of Yosemite National Park's El Capitan in Free Solo, the Oscar-winning film by E. Chai Vasarhelyi and Jimmy Chin, Sunday March 3 at 9/8c ...