Science Channel HD Stel and Jess investigate a mysterious Greek island where an advanced ancient civilization built a massive marble pyramid. 2026-04-07 Stel and Jess dig into unexplored archeological sites along the Adriatic coast of Croatia where underwater relics from an ancient bridge system lead them to an age-old legend of a lost city and into a massive sinkhole that could swallow a city whole. 2026-04-07 Stel and Jess sail to Sicily to explore Europe's largest active volcano; their investigation leads them to a hidden labyrinth and a mysterious underwater monolith. 2026-04-07 Stel and Jess investigate cave paintings in Turkey that match an advanced civilization that built the world's oldest city; tracing the ancient migration to the coast, they discover a shoreline and ruins of a lost city right under their feet. 2026-04-07 Stel and Jess dig into unexplored archeological sites along the Adriatic coast of Croatia where underwater relics from an ancient bridge system lead them to an age-old legend of a lost city and into a massive sinkhole that could swallow a city whole. 2026-04-07 Stel and Jess sail to Sicily to explore Europe's largest active volcano; their investigation leads them to a hidden labyrinth and a mysterious underwater monolith. 2026-04-07 Stel and Jess investigate cave paintings in Turkey that match an advanced civilization that built the world's oldest city; tracing the ancient migration to the coast, they discover a shoreline and ruins of a lost city right under their feet. 2026-04-07 Stel and Jess investigate a mysterious Greek island where an advanced ancient civilization built a massive marble pyramid. 2026-04-07 A mysterious shipwreck at the bottom of Lake Erie could be the oldest wreck in America's most notorious ship graveyard, and using cutting-edge underwater archaeological methods, experts investigate new leads in this 200-year-old cold case. 2026-04-07 When a sister ship of the Titanic gets embroiled in war with a hidden enemy, the former luxury liner is sent to the bottom of the ocean; new discoveries and cutting-edge underwater technology might finally reveal the secret history of its sinking. 2026-04-07 A man eaten alive by leaches; a rainbow at night; a man who pulls a car with his eye sockets. 2026-04-07 Rookie bot End Game and former BattleBots champ Bite Force duke it out in an action-packed night of battles. 2026-04-07 Fan favorites Yeti and Witch Doctor face off in a world-class fight as top competitors battle to earn their spots in the postseason tournament. 2026-04-07 Discoveries about interstellar space, the space between the universe's stars, reveal that it's not empty and unremarkable as previously thought, but filled with weird objects and strange phenomena that might hold the darkest secrets of the cosmos. 2026-04-07 New discoveries cause astronomers to question if the Big Bang really happened; using the latest science, they investigate if it wasn't just the start of the universe but many mysterious multiverses. 2026-04-07 A temple to the Roman god of the underworld is the site of ritual sacrifice and a gate to the underworld, but it was buried because it was believed to be cursed; experts use cutting-edge forensics to reveal what actually happened here. 2026-04-07 When experts discover a 500-year-old grave, they find mysterious red skulls, pointing to a shocking mass sacrifice; experts use the latest technology and state-of-the-art forensics to investigate what happened at this horrific site. 2026-04-07 Archeologists make a bone-chilling discovery when they unearth 20 mutilated skeletons in Mexico; investigators use advanced forensic analysis to examine the bizarre burial and reveal an ancient case of Mayan mass murder. 2026-04-07 Archaeologists make a shocking discovery when the perfectly preserved remains of three children are unearthed from the frozen mountains of Argentina; experts investigate the bizarre circumstances behind this grisly scene. 2026-04-07 A team of explorers discover a forbidding cave system riddled with ancient markings that seem to contain a mysterious meaning; using advanced photogrammetry, experts finally decode these cryptic scrawls to expose a dark chapter of English history. 2026-04-07 A mass grave of mutilated skeletons is unearthed at the frontier of the Roman Empire, experts use advanced digital analysis to reveal the mystery behind these grisly remains. 2026-04-07 In an abandoned Maya city, an archaeologist discovers the tomb of a mysterious red skeleton decorated in jade and pearl treasures; experts use cutting-edge tech to reveal who this person was and why they were buried so. 2026-04-07 When a mysterious fog and a huge explosion strike at once, some suspect a napalm attack on American soil, but using cutting-edge tech, experts find that the truth could be more dangerous than ever imagined. 2026-04-07 When a river of blood washes through a city's streets, some witnesses believe it's a warning of doomsday; a strange, perfect circle emerges in the clouds about California, with some experts speculating that it's evidence of alien activity. 2026-04-07 A sinister locomotive breathes fire into the night sky, and locals fear it's a demonic train coming to claim their souls; when something terrifying emerges from a mysterious lake in Ireland, experts wonder if it could be a modern-day leviathan. 2026-04-08 A ghostly figure is caught on tape stalking people in Japan, providing evidence for the truth of a local legend; a mysterious flame appears in the Norwegian wilderness with the fury of the Viking god, Thor. 2026-04-08 Near Area 51, a police convoy is filmed transporting an alien-looking craft in the dead of night; when strange beams of light are reported in Argentina, experts investigate if it's proof of a terrifying Nazi superweapon. 2026-04-08 When a massive spider's web takes over a park, experts investigate if this monster's trap could capture a human; a tree spurts out thick red blood, and some believe it could be an undiscovered species of carnivorous plant. 2026-04-08 A ghostly figure is caught on tape stalking people in Japan, providing evidence for the truth of a local legend; a mysterious flame appears in the Norwegian wilderness with the fury of the Viking god, Thor. 2026-04-08 Near Area 51, a police convoy is filmed transporting an alien-looking craft in the dead of night; when strange beams of light are reported in Argentina, experts investigate if it's proof of a terrifying Nazi superweapon. 2026-04-08 When a massive spider's web takes over a park, experts investigate if this monster's trap could capture a human; a tree spurts out thick red blood, and some believe it could be an undiscovered species of carnivorous plant. 2026-04-08 A sinister locomotive breathes fire into the night sky, and locals fear it's a demonic train coming to claim their souls; when something terrifying emerges from a mysterious lake in Ireland, experts wonder if it could be a modern-day leviathan. 2026-04-08 A mass grave of mutilated skeletons is unearthed at the frontier of the Roman Empire, experts use advanced digital analysis to reveal the mystery behind these grisly remains. 2026-04-08 In an abandoned Maya city, an archaeologist discovers the tomb of a mysterious red skeleton decorated in jade and pearl treasures; experts use cutting-edge tech to reveal who this person was and why they were buried so. 2026-04-08 Garage innovators take things to the next level; using fire to charge cell phones; turning garbage into boats; creating the world's fastest electric dragster. 2026-04-08 BattleBots royalty Bronco and Lock-Jaw fight to the death as the competition for 2018 BattleBots World Champion gets fierce. 2026-04-08 Legends Hypershock and Biteforce face off in an epic showdown, while up-and-comers try to prove they have what it takes to be crowned 2018 BattleBots World Champion. 2026-04-08 Dark matter and dark energy are locked in an epic battle for control of the cosmos, and the winner will determine the fate of the universe; new discoveries might reveal which force will emerge victorious. 2026-04-08 For twenty years, NASA's Cassini spacecraft revealed the strange secrets of Saturn until it vaporized in its atmosphere in a blaze of glory; but today its legacy lives on, as fresh data from the probe helps scientists make brand-new discoveries. 2026-04-08 Stow your tray tables because in this aviation extravaganza Adam and Jamie tackle two flights of fantasy. 2026-04-08 Adam and Jamie investigate the ability of hit men to take down a target. 2026-04-08 Myths Strike Back when Adam and Jamie once again confront the dark side of science in a workshop not so far away. 2026-04-08 Adam and Jamie test whether or not hands-free driving is a safe way to make a call while behind the wheel. 2026-04-08 Adam and Jamie attempt the mechanical metamorphosis of a car becoming a motorcycle and a bicycle becoming a boat. 2026-04-08 Adam and Jamie challenge the science of virtual worlds from video games. 2026-04-08 A deadly tragedy on a freeway in Oklahoma sends one of the state's busiest bridges collapsing into the Arkansas river below; expert engineers investigate how a tugboat striking a reinforced concrete pier could cause such a catastrophic disaster. 2026-04-08 Construction turns catastrophic in New Orleans when the side of a hotel complex collapses on a busy street below; expert engineers investigate to uncover the reason behind this sudden and fatal disaster. 2026-04-08 Experts look at engineering blunders that have either caused catastrophes or are disasters waiting to happen; they use cutting-edge technology to examine what went wrong and to figure out if they can be fixed. 2026-04-08 A devastating railroad inferno takes down a vital route on a historic river crossing in Arizona; using the latest cutting-edge technology, experts investigate the remaining incinerated evidence to determine what caused such a disastrous derailment. 2026-04-09