<p>Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit HISTORY series gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age-old debate. Did intelligent beings from outer space visit Earth thousands of years ago?</p>
| Title | Date published | ||
| The Top Ten Alien Disasters | 2025-07-17 | ||
| The World on Alert | 2025-07-10 | ||
| Resurrecting Puma Punku | 2025-07-03 | ||
| The Teachers | 2025-06-26 | ||
| The Top Ten Alien Codes | 2025-06-19 | ||
| Egypt's Giant Tombs | 2025-06-12 | ||
| Mystery of the Stone Spheres | 2025-06-05 | ||
| The Search For Extraterrestrial Intelligence | 2025-05-29 | ||
| The Top Ten Alien Influencers | 2025-05-22 | ||
| Jacques Vallee: UFO Pioneer | 2025-05-15 | ||
| Unlocking the Stargates | 2025-05-08 | ||
| Mysteries of the Maya | 2025-05-01 | ||
| The Top Ten Extraordinary Creatures | 2025-04-24 | ||
| Mystery of the Standing Stones | 2025-04-17 | ||
| Mysteries of Scotland | 2025-04-10 | ||
| The Whistleblowers | 2025-04-03 | ||
| The Top Ten Scariest Encounters | 2025-03-27 | ||
| The UFO Superhighway | 2025-03-20 | ||
| The Linda Moulton Howe Files | 2025-03-13 | ||
| The Chosen | 2025-03-06 |