Science Channel HD

A decommissioned missile launch facility in Kansas remained one of the best kept subterranean military secrets of the Cold War; experts reveal how this abandoned underground complex transformed into a state-of-the-art survival bunker.

An unprecedented landslide unveils a hidden world beneath a picturesque town in northern Italy, and now experts investigate this vast network of tunnels and passageways that stretch 300 feet underground to reveal the city's subterranean past.

A forgotten world of ancient underground passages and medieval engineering lies hidden beneath the town of Exeter, England; experts investigate and reveal how this ambitious tunnel system was the result of one of the deadliest epidemics in history.

New evidence suggests the Mayan empire may have reestablished themselves in America; using high-tech mapping systems, Justin and Emiliano scan the Florida landscape as they search for ancient canoes and flat-topped pyramids.

New evidence suggests the Knights Templar fled Europe and rebuilt their warrior order in the Americas a century before Christopher Columbus; experts use technology to investigate long-lost relics to see if they confirm this game-changing theory.

Minotaur goes head-to-head with Subzero in an ultimate smackdown as the two bots try to secure their spots in the World Championship.

Brutus, Warhawk and End Game fight for a guaranteed spot, as the last round of bots put everything on the line to make it into the Sweet 16 round.

Time travel may be more possible now than ever imagined, and today, cutting-edge technology and the latest research into black holes and wormholes is helping experts get much closer to discovering how to travel through time.

As the two Voyager spacecraft reach interstellar space, experts explore their astonishing discoveries and how their extended operation has transformed into the ultimate mission.

The center of the Milky Way is home to strange and deadly phenomena that is difficult to understand; with the help of science, experts reveal how the black hole, the galaxy's core, shapes life on Earth.

In the Australian rain forests of Lake Eacham, a scientist discovers a mysterious mouse-like creature that glows in the dark; strange cylindrical tubes are uncovered in the forests of India; hundreds of human bones are found in a Belizean cave.

In the jungles of southern Mexico, a rancher discovers dozens of skulls and bones on a cave floor; strange grass-covered domes are investigated in the Philippines; archaeologists uncover carved stone figures on the Hawaiian island of Kauai.

Off the coast of Tanzania, a puzzling site containing massive stone blocks is revealed on Kilwa Island; the discovery of giant animal bones baffles researchers in Australia; hundreds of human bones are uncovered in a Guatemalan rain forest.

On the volcanic island of Kolombagara, explorers uncover a mysterious man-made cave in the dense jungle; a researcher finds two unknown animal skulls in Vietnam; human remains are discovered in a narrow chamber of a South African cave system.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

In the tropical lowlands of Northern Colombia, a team of scientists discovers a massive, unidentified animal vertebra; dozens of jars packed with bones are uncovered in Cambodia; a strange rusted vehicle is found on the small island of Peleliu.

In the rain forests of Belize, researchers find a bizarre skeleton deep underground in a mysterious cave; an ancient city is discovered on a remote plateau in Cambodia; a strange coin is unearthed on the Wessel Islands of Australia.

A security camera captures panic in Lima, Peru, as a wave of fire chases terrified citizens down a city street claiming 30 lives; experts uncover reports of a disastrous fuel tanker accident with an inadequate and fatal safety response.

Cameras in Kazakhstan capture a bizarre blast as train cars on a quiet railway suddenly explode in a raging inferno.

A dashcam captures an explosion that blows out the backseat and windows of a car on a Russian highway; experts investigate and uncover the vehicle's potentially disastrous performance modifications.

Security cameras capture a baby stroller pushed by a mysterious force across a London subway platform and crash onto the tracks; experts investigate and uncover a disturbing history of paranormal incidents surrounding London's subway system.

A village mourner at an Indonesian funeral films a dead man's hand waving through the glass window of a coffin; experts investigate and uncover powerful local priests and the practice of black magic rituals to reanimate corpses back from the dead.

Security cameras in China capture a sudden explosion beneath a city street that buries two young girls in debris; experts investigate and uncover a black market of secondhand cooking oil that may be dangerously festering in the city's sewers.

Security cameras capture a baby stroller pushed by a mysterious force across a London subway platform and crash onto the tracks; experts investigate and uncover a disturbing history of paranormal incidents surrounding London's subway system.