Watch Full Seasons on 
Shows

Street Outlaws: Fastest in America Premiere Race: St. Louis Vs. South Carolina

Dave Turin is on the Hunt for his Biggest Payday Yet

Roar Along to the Serengeti Soundtrack

Actor Rob Riggle is on a Mission to Solve the World’s Greatest Mysteries in an All-New Discovery Series

Expedition Unknown Kicks Off with a New Discovery About D-Day

The Street Outlaws: No Prep Kings Season 4 Schedule Is Finally Here

Here's the Full List of Racers on Street Outlaws: Fastest in America

Reclaimed Before and After: Tincup, Colorado

Holocaust Documentary makes its Television Debut on Discovery

Here’s what you need for extreme camping in the Rockies
See All Shows
Nature

Australia Bushfires: How to Help

Oklahoma’s Annual Bison Health Check-up is a Sight to Behold

10 Celebrities Who Are Making a Difference in Australia

These Bee Chicas Are Colorado’s Local Heroes

Saving the Black Bears of the West

Nearly 500 Million Animals Have Been Lost in Australia’s Wildfires

Best Moments from America's National Parks

Gifts for Nature Lovers

Winter in the Desert

Winter’s Hardest Working Mammals – Reindeer!
See All Nature
Exploration

Adventure and Exploration in Israel’s Ancient Deserts

The Mima Mounds in Washington Are a Phenomenon Unexplained by Science

Historic Adventures Along Italy’s Mediterranean Coast

Gifts for Explorers

7 Binge-Worthy Shows to Watch on Discovery Go Right Now!

Surprises from Emiliano Ruprah’s Adventures in Ethiopia’s Omo Valley

Is This Mars-like Desert the World’s Best Spot to Watch the Stars?

Pingelap Atoll is Known as the Island of the Colorblind

A Life-Changing Voyage to Antarctica

The Black Drink, Ethnobotany, and a Lost Civilization in Florida
See All Exploration
Motor

Classic Chevys

Gifts for Car Lovers

Cool Convertibles We're Crushing On Right Now

The Tesla Cybertruck was Unveiled and Looks Like it was Beamed in from a Distant Galaxy

Discovery Motor Live Car Reveals

Legendary Car Customizer Galpin Auto Sports is Coming to Discovery

Here’s Why You Can’t Miss DISCOVERY MOTOR LIVE

A Very Haunted Road Trip Across America

In Memory of Jessi Combs

Jessi Combs, Fastest Woman on Four Wheels, Dies in Land-Speed Record Crash
See All Motor
Science

It Rains on the Sun

You Don't Weigh the Same Everywhere on Earth

Where should we go? The Moon or Mars?

Octopus Arms Have Minds of Their Own

Check out the Earth’s 800,000 Year Old Battle Wound

SpaceX vs. the Universe

Scientists Have Decoded the Universal Language of Honey Bees

That’s a (Weirdly) Big Black Hole!

Miss America Can be a Scientist

Gifts for Science Lovers
See All Science
Tech

Reusable Rockets: Expanding Space Exploration Possibilities with Retrievable Spacecraft

Wildfire Technology: Tackling the Spread of Wilderness Fires with Digital Tech

Artificial Intelligence in Medicine: the Rise of the Digital Doctors

Cobots: Robots with a Human Twist

Hyperloop: How Elon Musk’s Tube Travel Concept Works

Satellite Saviors: How Earth-orbiting Sensors Can Help Save the Planet

Then & Now – Celebrating the Life of Kodak, the First Film Camera

Celebrating the Life of Kodak

Frenchman Flies across English Channel via Hoverboard

Wearable Technology
See All Technology
Schedule
More
Cancel
Season 4, Episode 3

Aliens vs. Stalin at Area 51

When a former Area 51 insider alleges that the Roswell UFO incident was a nefarious Soviet conspiracy masterminded by Stalin, experts investigate if it was indeed an enemy plot against America -- or if the confession is just another cover-up.
See Tune-In Times

Previous Episode

The Black Hole Next Door

Next Episode

Aliens in the Amazon