TV Schedule for National Geographic US - Eastern

Mars: One Day on the Red Planet

An epic journey around Mars, built from data, as one has never seen it before.

UFOs: Investigating the Unknown The UFO Whistleblower

Whistleblower testimony reignites a decades-long fight for transparency.

UFOs: Investigating the Unknown Pilots Speak Out

Commercial pilots come forward about their encounters with UFOs.

UFOs: Investigating the Unknown Scientists on the Cutting Edge

Scientists unveil cutting-edge technology helping in the search for UFOs.

UFOs: Investigating the Unknown The Experiencers Part 1

People talk about close encounters they've had with UFO phenomena.

UFOs: Investigating the Unknown The Experiencers Part 2: Mystery of Alien Abduction

Reports from people who say they've been abducted are explored; a Harvard psychiatrist who takes them seriously comes under attack.

UFOs: Investigating the Unknown Citizen Scientists Tackle the Phenomenon

No longer waiting for the government to share data, citizen scientists and private groups amplify the search for answers.

To Catch a Smuggler Coke on the Water

CBP finds coke on cargo ships in Miami; HSI pursues a drug-loaded SUV in Texas.

To Catch a Smuggler Blow Overboard

AMO agents in Puerto Rico chase a fleeing boat carrying $2.5 million worth of cocaine.

To Catch a Smuggler Gas Tank Meth

HSI snags a truck loaded with meth.

To Catch a Smuggler Dark Net Dragnet

HSI busts a notorious dark web trafficker in France, while CPB finds fentanyl in Arizona.

Missing Presumed Dead Benedict Allen: Jungle Hell? New

Explorer Benedict Allen embarks on a perilous journey to the Amazon rainforest.

Missing Presumed Dead George Linnane: The Cave New

Experienced caver George Linnane fell 26 feet when a rock shelf collapsed.