Science Channel HD An underground labyrinth once used by a secret police force could warp the mind and turn friend into foe; experts turn up new evidence pointing to madness, murder and mayhem, revealing what happened in these cursed tunnels and why it was abandoned. 2026-04-03 A Mediterranean island paradise is not all that it seems; a complex of abandoned buildings once served to imprison the world's most dangerous Mafiosi; experts reveal who was imprisoned here and the secrets they left behind. 2026-04-03 The remnants of a settlement in Nevada are interspersed with disintegrating machinery; experts uncover an abandoned mine where dreams of discovering a fortune were met with chaos and murder. 2026-04-03 A complex of tall, windowless buildings in the American Rust Belt hold the secrets to a lost empire of industry and wealth; experts investigate these mysterious structures to reveal why this once powerful metropolis is now home to abandoned ruins. 2026-04-03 A Mediterranean island paradise is not all that it seems; a complex of abandoned buildings once served to imprison the world's most dangerous Mafiosi; experts reveal who was imprisoned here and the secrets they left behind. 2026-04-03 The remnants of a settlement in Nevada are interspersed with disintegrating machinery; experts uncover an abandoned mine where dreams of discovering a fortune were met with chaos and murder. 2026-04-03 A complex of tall, windowless buildings in the American Rust Belt hold the secrets to a lost empire of industry and wealth; experts investigate these mysterious structures to reveal why this once powerful metropolis is now home to abandoned ruins. 2026-04-03 An underground labyrinth once used by a secret police force could warp the mind and turn friend into foe; experts turn up new evidence pointing to madness, murder and mayhem, revealing what happened in these cursed tunnels and why it was abandoned. 2026-04-03 New discoveries at the site of an alleged long-lost gold mine could lead investigators to a $200 million payday; experts use cutting-edge tech to investigate clues in long-lost maps and relics to recover the Lost Dutchman's treasure. 2026-04-03 New evidence from one of the world's oldest maps offers clues to a long-lost civilization of untold treasure, and this cutting-edge expedition might finally prove that this mysterious kingdom is the ancestral home of the ancient Egyptians. 2026-04-03 Three cosmonauts mysteriously die as they re-enter Earth's atmosphere and NASA needs to know why; a declassified document shows a CIA plan to use a space disaster as a cover to start World War 3. 2026-04-03 Soviet photos of the moon are intercepted by the CIA; a malfunction aboard the ISS, which imperils the whole crew; NASA probe finds evidence of the possibility of life on Mars. 2026-04-03 A piece of the sun seems to have vanished; the Hubble spots an unidentified object traveling faster than light. 2026-04-03 Neutron stars are strange and violent phenomena that defy the laws of physics, and new discoveries reveal that these bizarre nightmares are far more deadly than previously believed, with the power to destroy planets and even other stars. 2026-04-03 Supernovas are the violent death of giant stars, and new discoveries reveal that these cataclysmic events create the elements that are essential to all life in the universe. 2026-04-03 A mysterious cave system is home to some of the oldest human remains ever discovered, and today, the explorers and researchers investigating this site are uncovering shocking evidence of cannibalism among its Ice Age denizens. 2026-04-03 A strange underground system known as the Black Cave is connected to a fairytale castle and was home to an infamous nobleman on the run from the law; experts investigate the secrets he left here to discover new parts of this mysterious network. 2026-04-03 James Bond is one of the famous characters in history, and new discoveries reveal there might be a secret truth behind this famous figure; experts team up with a former spy to separate fact from fiction and reveal the secrets of modern espionage. 2026-04-03 Shocking secrets were revealed when the Berlin Wall finally came down. 2026-04-03 Experts investigate if there's a conspiracy surrounding the Dead Sea Scrolls, the ancient texts that the Vatican kept top-secret for decades, which could reveal the location of a mysterious tunnel holding billions of dollars of treasure. 2026-04-03 Experts investigate if there's any truth to conspiracy theories that allege secret societies control the course of world history from behind the scenes, and if true, new discoveries might finally reveal the extent of their global domination. 2026-04-03 Experts investigate the fate of billions of dollars in gold and artwork that Adolf Hitler stole during World War II; using brand-new discoveries, the location of the missing Nazi treasure could be located. 2026-04-03 New investigations into the mysterious life of Jesus Christ reveal the truth behind this history-changing figure; using the latest evidence, experts try to separate fact from fiction. 2026-04-03 Alien monoliths haunt the coast of England; an obliterated jungle points to a brutal narco gold rush; evidence of a strange blood-red creature emerging from the deep. 2026-04-03 Zombie reindeer haunting the mountains of Norway; strange circles in the sand by a secret U.S. military base; a giant streak in the Arctic pointing towards alien life; cutting-edge technology helps experts answer these sinister mysteries from space. 2026-04-04 At a mysterious site in the Gobi Desert, experts discover a monster graveyard; the groundbreaking find contains the treasures of the alien beasts that once lived in this strange world. 2026-04-04 When a strange, red plane is discovered near the sight of the Roswell UFO incident, experts wonder if the aircraft has Nazi or extraterrestrial origins, and their investigation reveals new secrets about one of America's most famous faces. 2026-04-04 A satanic symbol that points to an army of the dead in Siberia; a massive stone giant in a remote desert; evidence of a Russian doomsday device right on America's doorstep; cutting-edge technology helps experts answer sinister mysteries from space. 2026-04-04 At a mysterious site in the Gobi Desert, experts discover a monster graveyard; the groundbreaking find contains the treasures of the alien beasts that once lived in this strange world. 2026-04-04 When a strange, red plane is discovered near the sight of the Roswell UFO incident, experts wonder if the aircraft has Nazi or extraterrestrial origins, and their investigation reveals new secrets about one of America's most famous faces. 2026-04-04 A satanic symbol that points to an army of the dead in Siberia; a massive stone giant in a remote desert; evidence of a Russian doomsday device right on America's doorstep; cutting-edge technology helps experts answer sinister mysteries from space. 2026-04-04 Zombie reindeer haunting the mountains of Norway; strange circles in the sand by a secret U.S. military base; a giant streak in the Arctic pointing towards alien life; cutting-edge technology helps experts answer these sinister mysteries from space. 2026-04-04 Experts investigate if there's any truth to conspiracy theories that allege secret societies control the course of world history from behind the scenes, and if true, new discoveries might finally reveal the extent of their global domination. 2026-04-04 Experts investigate the fate of billions of dollars in gold and artwork that Adolf Hitler stole during World War II; using brand-new discoveries, the location of the missing Nazi treasure could be located. 2026-04-04 Adam and Jamie see if certain sound frequencies can convince people of paranormal activity; finding out if the smell of fear exists. 2026-04-04 James Cameron joins Adam and Jamie to try to answer the questions, did Jack (from Cameron's "Titanic") needlessly die? Is it possible that Rose and Jack could have both fit on the wooden board and survived together? 2026-04-04 Celebrity chef Alton Brown helps the team discover if it can cook lasagna in a dishwasher or a meal beneath the hood of a car. 2026-04-04 Hunting for a legendary mass grave that could expose a dark secret of America's industrial past; using cutting-edge technology to find out why a giant lake is mysteriously disappearing high in the mountains. 2026-04-04 Exploring mysterious tunnels beneath Denver's airport, capitol building and downtown to investigate rumors of a secret organization that operates below; in Ohio, trying to uncover the ancient secrets of a giant mound shaped like a serpent. 2026-04-04 Descending into a cave 30 feet beneath Texas in search of evidence of a mass extinction event; heading to Lake Michigan to investigate an unexplained, Bermuda Triangle-like phenomenon that has caused ships to disappear for centuries. 2026-04-04 Investigating rumors of a secret underground escape route used by the infamous gangster Al Capone; trying to uncover who or what built a vast landscape of earthen mounds in Washington state. 2026-04-04 Examining a set of bizarre markings that suggest a violent clash between prehistoric beasts; in California, Rob investigates to see if a strange lake is a home to alien life. 2026-04-04 Investigating a cluster of ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus; heading to California where a dormant super volcano may be showing new signs of life. 2026-04-04 Heading to California to investigate a network for major fault lines that could set off an unprecedented mega-quake; he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth. 2026-04-04 Lost for centuries, scholars believe the Ark of the Covenant never left Jerusalem and remains buried beneath this ancient city; now, a pioneering team of archaeologists is on a quest to unearth the most famous and treasured artifact in human history. 2026-04-04 Ancient documents and legends suggest that the Ark of the Covenant may have been stolen by Roman legions and hidden in Rome; a team of archaeologists explore mystery cults and ancient catacombs to uncover the truth behind this treasured artifact. 2026-04-04 Ancient scriptures describe the Ark of the Covenant as possessing an almighty force with the capacity to kill; now, an expert team of archaeologists trace the ark's destructive path in a quest to discover the truth behind its mythical power. 2026-04-04 According to biblical scripture, the prophet Jeremiah hides the Ark of the Covenant at a remote location for safekeeping; a team of archaeologists investigate sacred sites and ancient tombs to retrace the possible journey of this lost artifact. 2026-04-04 The holy order of the Knights Templar are believed to have located and seized the Ark of the Covenant centuries ago; now, expert historians follow the trail of this elusive order to uncover the truth behind this sacred relic's mysterious journey. 2026-04-05