New Episodes Thursdays 10/9c; Stream Next Day
1
The Top Ten Extraordinary Discoveries
Ancient Aliens is counting down ten of history's most astonishing discoveries.
41min | Aired on Feb 07, 2025 | TV-PG | CC
2
The Top Ten Mysterious Monoliths
Ancient Aliens is counting down the world's top ten most mysterious monoliths.
41min | Aired on Feb 14, 2025 | TV-PG | CC
3
The Top Ten UFO Crashes
Ancient Aliens is counting down ten of the most compelling UFO crashes.
41min | Aired on Feb 21, 2025 | TV-PG V | CC
4
The Top Ten Unexplained Technologies
Ten of the most astonishing - and unexplainable - technologies in history.
41min | Aired on Feb 28, 2025 | TV-PG V | CC
5
The Top Ten Secret Projects
The top ten most compelling projects that study the UFO phenomenon.
41min | Aired on Mar 07, 2025 | TV-PG V | CC
6
The Top Ten Mysterious Mountains
Ten mysterious mountains that are notorious for otherworldly phenomena.
41min | Aired on Mar 14, 2025 | TV-PG V | CC
7
Mysteries of the Aztecs
Could this story reveal a history of extraterrestrial intervention in Mesoamerica?
42min | Aired on Mar 21, 2025 | TV-14 V | CC
8
The Glowing Orb Phenomenon
Across the globe, reports of mysterious glowing orbs are on the rise.
42min | Aired on Mar 28, 2025 | TV-PG V,L | CC
9
The Legacy of J. Allen Hynek
Is there non-human intelligence on Earth?
42min | Aired on Aug 29, 2025 | TV-PG | CC
10
The Volcano Factor
Is it possible that volcanoes are attracting otherworldly visitors?
42min | Aired on Sep 05, 2025 | TV-PG V | CC
11
The Birdman Mystery
Could these “Birdmen” have truly existed? And if so, just what were they?
42min | Aired on Sep 12, 2025 | TV-PG | CC
12
The Abduction Files
Are humans really being taken off Earth by extraterrestrial entities?
42min | Aired on Sep 19, 2025 | TV-PG V | CC
13
The Giants
Some archaeologists claim to have found skeletons of extraordinary size.
42min | Aired on Oct 02, 2025 | TV-PG V | CC
14
Aliens in Our Midst
The age of smartphones, more evidence of otherworldly activity has come to light.
42min | Aired on Oct 09, 2025 | TV-PG | CC
15
Britain's UFO Files
Great Britain is a place of countless mysteries.
42min | Aired on Oct 16, 2025 | TV-PG | CC
16
Mysteries of the Norse Gods
The ancient legends of the Norse read like modern science-fiction.
42min | Aired on Oct 23, 2025 | TV-PG V | CC
17
Secrets of Japan
Japan has recently become known as a UFO hotspot.
42min | Aired on Nov 06, 2025 | TV-PG V | CC
season 21
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