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This award-winning series presents compelling untold stories and covers a wide array of provocative subjects. "Explorer" aired for 25 years -- the longest-running documentary series in cable TV history -- before being relaunched in 2015 after a five-year hiatus. Each monthly episode of the new "Explorer" takes a similar deep dive inside a story from the pages of a recent National Geographic magazine issue, taking viewers not only to the most remote corners of the globe but also to the furthest reaches of the mind and deepest crevices of history -- on urgent missions of discovery.

Latest episodes

aired 29 days ago
The dropping of the first atomic bomb on Hiroshima on August 6, 1945.
airs in 13 days
A forensic investigation into the existence of Georgia's Hogzilla, a legendary beast said to weigh at least 1,000 pounds.
aired 56 days ago
Personal stories and candid interviews spotlight this look at Tokyo's infamous organized crime syndicate know as the yakuza.
aired 383 days ago
The residents of Huntsville, Texas, share their feelings on living in a town that is ground zero for capital punishment in the United States.
aired 438 days ago
Exposing the underbelly of the modern gold trade with a treasure hunter and an illegal miner.
aired 445 days ago
Archaeologists unearth mummies that are thousands of years old and completely out of place in a remote Chinese desert.
aired 471 days ago
Features a rare interview with His Holiness the Dalai Lama.
aired 478 days ago
A secret U.S. government program monitors suspected terrorists; economist Paul Krugman discusses the intersection of politics and economics; outsourcing isn't just for corporations any longer.
aired 485 days ago
Examines Filipino president Rodrigo Duterte's controversial war on drugs that has left countless people dead in the streets.
VOD available
Phil Keoghan pays a visit to a hibernating bear's den; farming innovations; Iceland's giants; new Nasca lines.
VOD available
Inside NASCAR; a human sacrifice discovery; DNA testing; probiotics.
aired 510 days ago
Morticians in a New Jersey lab focus on turning death into something beautiful.
VOD available
Phil Keoghan tries an ancient martial arts in India; deadly tornadoes; reporters at risk in Cambodia; talking whales.
aired 517 days ago
The Kurds and their underdog army battle the most feared and ruthless threat, ISIS.
VOD available
Lions; earthquakes; designer dogs; chocolate; Sen. Cory Booker (D-N.J.).
VOD available
An invasive species; rehab facilities; tracking whales and wolves.
VOD available
Super recognizers; ancient mummies; whale sharks; Fukushima.
VOD available
Castellers, also known as human towers; grizzly bears; security for marijuana businesses; the color blue.
VOD available
Phil Keoghan journeys to Peru to probe the mystery of the boiling river; Mariana van Zeller investigates the unsolved attack on U.S. embassy workers in Cuba; breakthrough technology for people with missing senses; how snowflakes form into avalanches.
aired 566 days ago
The human eye is an impressive organ, but animal eyes are far more powerful than ours and are crucial for survival in the wild.
VOD available
Phil Keoghan visits the Paranal Observatory in the Atacama Desert; Mariana van Zeller speaks with members of the Flat Earth movement; Albert Lin explores the potential of hibernation on Mars and how lemurs can help; meteorite trading in Morocco.

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Since its 1988 premiere, this critically acclaimed documentary series has presented hundreds of films that put a human face on contemporary social issues by relating a compelling story in an intimate fashion. "POV" has won virtually every major film and broadcasting award available, including 34 Emmys, 19 Peabody Awards and three Oscars.
"Naked Science" strips away the layers of a scientific investigation into one of the big mysteries of our time, revealing through expert analysis realistic scenarios that either confirm or deny long-held assumptions and misconceptions.
From the award-winning team of filmmaker Darren Aronofsky ("Black Swan") and producer Jane Root ("America the Story of Us"), this 10-part cinematic event series explores the fragility and wonder of planet Earth -- one of the most peculiar, unique places in the universe. Host Will Smith guides viewers on an unprecedented exploration, bolstered by an elite group of eight astronauts who provide unique perspectives and relate personal memoirs of the planet seen from a distance. Hourlong episodes delve into monumental events such as genesis, cosmic violence, human intelligence and alien life, oxygen, and survival vs. destruction.
This long-running, award-winning documentary series focuses on science, its many applications, speculation, history and researchers. Inspired by the BBC documentary program "Horizons, " the U.S. series frequently features interviews with scientists directly involved in the topic at hand, and sometimes even boasts footage of a particular discovery.
Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendors of icy Antarctica. The show's primary focus is on animals and ecosystems around the world. A comic book based on the show, meant to be used an as educational tool for kids, was briefly distributed to museums and schools at no cost in the mid-2000s.
"Move as millions. Survive as one." That's the catchphrase of this seven-part event for which a National Geographic team spent two-plus years recording across 20 countries and all seven continents. Narrated by Alec Baldwin, it tells the stories of many of the planet's species and the journeys they undertake to ensure their survival. The diverse range of animals shown -- many revealing behaviors never caught on film before -- include Botswana zebras, Mali elephants, flying foxes in Australia, Pacific white sharks, and the white-eared kob of the Sudan, thought to have been destroyed during decades of violence.
Various networks
People and wildlife around the world.
"Frontline" offers an unflinching and compelling look at complex, vital and often-controversial subjects. Each broadcast consists of a long-form news documentary. Topics run the gamut -- from Bernie Madoff's intricate fraud and prisoner abuse at Abu Ghraib, to AIDs, racial issues and Wal-Mart's effect on the U.S. economy.
Dr. Brady Barr, a herpetologist by trade, travels all over the world to study reptiles and other creatures in their native habitats, often risking his life in the process. His mission is two-fold: to collect as much information as possible about the animals he studies and to inform the public about the state of the planet and the risk of extinction many animal species face. And, of course, there's another benefit to all his work: It makes great TV.
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Biologist Jeff Corwin explores the world, exposing and explaining aspects of the diverse animal kingdom. In an educational show that's also made to entertain, Corwin shares his experiences with viewers on fascinating trips into the wild, which is as close as people can get without actually being there themselves.