Science Channel HD The Red Pyramid at Dahshur is a revolutionary megastructure and the first true pyramid ever constructed in Ancient Egypt; experts investigate to reveal the pharaoh who built it and the mystery behind its trailblazing design. 2026-11-16 In 373 B.C., the Greek city of Helike vanished; archaeologists believe they've found the ruins of the great lost metropolis; using CGI, experts re-create the city's final moments and reveal its links to the greatest lost land of all -- Atlantis. 2026-11-16 The world's leading Egyptologists are on a quest to uncover the secrets of Howard Carter's history-making discovery of Tutankhamun's tomb on the 100th anniversary of its discovery. 2026-11-16 The Avenue of the Sphinxes has now been unearthed in the biggest excavation in Egyptian history; using cutting-edge CGI, investigators reveal the hidden secrets of the sphinxes. 2026-11-16 The world's leading Egyptologists are on a quest to uncover the secrets of Howard Carter's history-making discovery of Tutankhamun's tomb on the 100th anniversary of its discovery. 2026-11-16 The Avenue of the Sphinxes has now been unearthed in the biggest excavation in Egyptian history; using cutting-edge CGI, investigators reveal the hidden secrets of the sphinxes. 2026-11-16 In 373 B.C., the Greek city of Helike vanished; archaeologists believe they've found the ruins of the great lost metropolis; using CGI, experts re-create the city's final moments and reveal its links to the greatest lost land of all -- Atlantis. 2026-11-16 Hadrian's Villa is the largest Roman palace ever constructed and demonstrates the opulent peak of Rome's ancient engineering; experts investigate secrets that could reveal the truth behind one of Rome's most enigmatic emperors. 2026-11-16 The magnificent tomb of Alexander the Great mysteriously vanishes and becomes a legend; using CGI, investigators piece together the evidence to reveal where his tomb lies and what it might look like. 2026-11-16 Earth is hit by 100 tons of rock from space every day; most burn up in the atmosphere, but a single rock wiped out the dinosaurs. 2026-11-16 After NASA's New Horizons spacecraft flies by Pluto, it encounters a strange alien world that shuts down the probe's computers; experts investigate if the mysterious object is an alien spacecraft hiding at the edge of the solar system. 2026-11-16 A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago; experts investigate if an extraterrestrial Armageddon transformed an Earth-like world into a wasteland. 2026-11-16 New astronomical research is beginning to reveal an invisible scaffold of dark matter known as the Cosmic Web, an intergalactic network that transformed the universe from a chaotic Big Bang into the structured beauty of the present day cosmos. 2026-11-16 Cosmic rays capable of destroying human DNA are hurtling through outer space like subatomic bullets, causing space crews radiation damage. 2026-11-16 Star systems with binary stars, once relegated to science-fiction, may actually exist and serve as ideal places for alien life to thrive. 2026-11-16 Stel and Jess trek to the Black Sea, where they investigate a 7,000-year-old skeleton buried in gold treasure, and uncover evidence of an ancient catastrophe that could be the basis for Noah's flood and the destruction of Atlantis. 2026-11-16 Stel and Jess search underwater ruins off the coast of Greece that could be the ruins of Atlantis. 2026-11-16 Stel and Jess investigate a mysterious Greek island where an advanced ancient civilization built a massive marble pyramid. 2026-11-16 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. 2026-11-16 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. 2026-11-16 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. 2026-11-16 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. 2026-11-16 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 explores mystery cults and ancient catacombs to uncover the truth behind this treasured artifact. 2026-11-17 Ancient scriptures describe the Ark of the Covenant as possessing an almighty force with the capacity to kill; now, an expert team of archaeologists traces the ark's destructive path in a quest to discover the truth behind its mythical power. 2026-11-17 According to biblical scripture, the prophet Jeremiah hides the Ark of the Covenant at a remote location for safekeeping; a team of archaeologists investigates sacred sites and ancient tombs to retrace the possible journey of this lost artifact. 2026-11-17 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. 2026-11-17 Some allege that the Ark of the Covenant was stolen by King Solomon's son and taken to Ethiopia thousands of years ago; now, archaeologists investigate new, mysterious leads to uncover the secrets behind this lost relic's elusive journey. 2026-11-17 According to biblical scripture, the prophet Jeremiah hides the Ark of the Covenant at a remote location for safekeeping; a team of archaeologists investigates sacred sites and ancient tombs to retrace the possible journey of this lost artifact. 2026-11-17