Watch Full Seasons on 
Shows

Humanity's Ancient Ancestors

The Mothman Mystery

Richard Hammond visits the US Air Force's biggest cargo plane!

Northeast vs NOLA — Street Outlaws: Fastest in America

The Mystery of Northwest Flight 2501

Volkswagen's Factory Produces More Sausages Than They Make Cars Worldwide

Find Out Where Parker is Heading Next on Parker's Trail

Street Outlaws: Fastest in America - DETROIT VS. MISSISSIPPI

Over 80 Snakes Caught! Meet the Winners of the 2020 Python Bowl

A Look into the 2020 Python Bowl
See All Shows
Nature

Hot Water "Blob" Causes Harm to Wildlife in the Pacific

Top Tips for Seeking Out Nature’s Best Winter Wildlife

It’s World Pangolin Day! Meet The World’s Most Trafficked Animal

A 300 Million Year Old Shark Skull Was Discovered Inside Kentucky Cave

Animals Who Are Lethal Lovers

Taking a Cold Hard Look at Melting Glaciers

Kansas City Chiefs Derrick Nnadi Tackled Shelter Adoption After His Super Bowl LIV Win

Giant Sloths Once Ruled the Americas

Starry Night Toad Found After Decades of Supposed Extinction

5 Things You Didn't Know Climate Change Could Do
See All Nature
Exploration

The Best Spots in the US of A for Snow Adventures

Here's How Valentine's Day Is Celebrated Around the World

This Tanzanian Lake is a Vision in Red- And You Can Visit

The Crater Lakes of Mount Kelimutu Change Color All The Time

The Marble Caves Of Patagonia Will Immediately Trigger Travel Envy

One of the Bermuda Triangle’s Greatest Mysteries May Have Been Solved!

These 800-Year-Old Ethiopian Churches Are Each Carved From a Single Stone

Adventure and Exploration in Israel’s Ancient Deserts

A Spot in Washington Is One of Only 12 Silent Places Left in the U.S.

The Mima Mounds in Washington Are a Phenomenon Unexplained by Science
See All Exploration
Motor

Mods for Beginners

Carroll Shelby: The Man Who Raced Against Ferrari with a Ford

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
See All Motor
Science

Mapping Dark Matter in Outer Space

Biodegradable Plastic: Tackling Pollution with Plant-Based Bioplastics

The Coronavirus: What You Need to Know About the Deadly Disease

The Secret of Pluto’s Ocean

Why Does Pluto Have Such a Weird Orbit?

The Kuiper Belt: When Solar Systems Dance

Storm Dennis, When 2 Become 1 Menacing Bomb Cyclone

2020: A Year of Big Leaps for Mankind

For the Love of Pluto

Drinking Water May Boost Kids' Mental Sharpness
See All Science
Tech

Battle Bots Returns With More Bot Fighting Fun Than Ever Before

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
See All Technology
Schedule
More
Cancel
Season 4, Episode 26

99 Problems

With only two list races left in the season, the drivers work to get their cars race ready. Farmtruck and AZN prepare for racing with some fishing. On race night Ryan is finally able to defend his number one spot, and tempers flare between Doc and Monza.
See Tune-In Times

Previous Episode

Bottoms Up

Next Episode

Who Made These Rules?