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Secrets of the Underground
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Rob and Stefan are on the hunt for a fabled fortune deep in a cavern in the northern California woods.
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01:35
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Secrets of the Underground
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This Underwater Camera Hunts for Missing Gold
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Rob and Stefan search for evidence of the rum-running network reportedly built by the 'Purple Gang' under the Detroit River.
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02:38
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Secrets of the Underground
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Searching for Booze Smuggling Tunnels Beneath the Detroit River
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Rob and Stefan scan the grounds of Nikola Tesla's lab on Long Island with a magnetometer and find some surprising anomolies hidden underground that suggest evidence of tunnels Tesla claimed to have built.
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01:53
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Secrets of the Underground
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Exploring What Lies Beneath Nikola Tesla's Lab
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Rob and Stefan create a 3D map of the Nea Church in Jerusalem's sub-basement in search of King Herod's long-lost temple treasures.
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01:28
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Secrets of the Underground
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How to Find Long Lost Treasure Under an Ancient Church
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Secrets of the underground premieres on Valentine's Day!
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00:59
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Secrets of the Underground
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Secrets of the Underground Promo
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What is Pi and where did its symbol come from?
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00:53
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Secrets of the Underground
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Where Did Pi Come From?
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Rob Nelson is exploring historic Louisville, Kentucky for clues. He finds a secret under a famed poker room.
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03:08
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Secrets of the Underground
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How Did Al Capone Evade Arrest For So Long?
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Funny enough, these symbols were used to classify plants before classifying humans and animals.
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00:54
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Secrets of the Underground
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Where Did the Female and Male Symbols Originate?
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The official reports claim that all 57 workers died from Cholera, but something more sinister may have occurred.
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03:05
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Secrets of the Underground
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The Mysterious Disappearance of Train Workers in Pennsylvania
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A collection of dinosaur marks can be found near Denver. Some of these markings are believed to be part of a mating ritual that can still be seen in modern bird species.
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02:49
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Secrets of the Underground
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Dinosaurs Left Mating Ritual Marks in Colorado
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They’re very, very tiny simulations that allow scientists to learn more about the physics of earthquakes.
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03:03
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Secrets of the Underground
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Scientists can Create Mini Earthquakes in a Lab
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In order to further explore a cave in San Antonio, Rob Nelson crawls through incredible tight caverns. Don’t worry though, he’s only a little claustrophobic.
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03:55
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Secrets of the Underground
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Rob Crawls Through Caverns
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Supervolcanoes occur when magma in the mantle rises into the crust but is unable to break through it and pressure builds in a large and growing magma pool until the crust is unable to contain the pressure.
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01:58
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Secrets of the Underground
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This Popular Tourist Spot Sits Atop a Supervolcano
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Out of all the places that Rob visited during the filming of Secrets of the Underground, which one does he think people should definitely visit?
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01:09
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Secrets of the Underground
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Rob’s Go-To Spot
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Rob Nelson and the Secrets of the Underground crew stayed after hours to capture footage at this infamous prison.
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02:22
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Secrets of the Underground
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What Was It Like Shooting At Alcatraz After Dark?
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Enormous dinosaurs and teeny birds have a lot more in common than you might think!
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01:42
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Secrets of the Underground
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What do Plovers and Dinosaurs Have in Common?
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They’re very, very tiny simulations that allow scientists to learn more about the physics of earthquakes.
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03:03
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Secrets of the Underground
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Scientists can Create Mini Earthquakes in a Lab
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On the Oregon coast there is a natural hole that appears to drain the sea.
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03:09
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Secrets of the Underground
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What is Thor’s Well?
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Rob loved exploring Thor's Well despite how dangerous and difficult it was.
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01:29
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Secrets of the Underground
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Rob's Favorite Location
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In order to see fine details underwater, scientists use special tech.
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01:57
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Secrets of the Underground
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How Do Scientists Scan Underwater?
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Over the past five thousand years, shorelines have been completely reworked.
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01:28
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Secrets of the Underground
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How Have Lake Levels Changed?
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Supervolcanoes occur when magma in the mantle rises into the crust but is unable to break through it and pressure builds in a large and growing magma pool until the crust is unable to contain the pressure.
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01:58
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Secrets of the Underground
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This Popular Tourist Spot Sits Atop a Supervolcano
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Near Fresno, California, there are alarming signs of possible volcanic activity.
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03:00
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Secrets of the Underground
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A Supervolcano Could Be Waking Up in California
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Out of all the places that Rob visited during the filming of Secrets of the Underground, which one does he think people should definitely visit?
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01:09
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Secrets of the Underground
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Rob’s Go-To Spot
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Rob Nelson and the Secrets of the Underground crew stayed after hours to capture footage at this infamous prison.
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02:22
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Secrets of the Underground
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What Was It Like Shooting At Alcatraz After Dark?
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Gungywamp was one of Rob’s favorite spots during this season of Secrets of the Underground!
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01:13
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Secrets of the Underground
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Gungywamp May Provide Proof of Europeans in the Americas Before Columbus
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Secrets of the underground premieres on Valentine's Day!
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00:59
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Secrets of the Underground
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Secrets of the Underground Promo
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Get ready for the new Science Channel series, Hacking the Wild!
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00:30
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Hacking the Wild
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Andy Quitmeyer is Hacking the Wild
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Using just a simple hand drill and a large stick, Andy was able to make a clothes dryer!
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00:55
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Hacking the Wild
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How to Hack the Wild: Clothes Dryer
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Andy needs fresh water, so he looks to a laptop screen and old snail shells to help him fight dehydration.
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02:59
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Hacking the Wild
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Using a Laptop Screen and Snail Shells to Distill Water
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You get start a fire using the acidity from a pineapple!
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00:49
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Hacking the Wild
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How to Hack the Wild: Pineapple Fire Starter
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01:04
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Hacking the Wild
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How to Hack the Wild: Arrow Camera
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