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79,279 results
In this season, we delve deeper into the mysteries that have left both scientists and audiences across the globe astounded.
31,369 views
9 months ago
China's first astronaut gets a haunting experience as he hears an eerie knocking on the outside of his spaceship's door. There are ...
2,511,808 views
2 years ago
A strange discovery by the Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war, and experts ...
615,294 views
Experts investigate if a nearby exoplanet could be the home to an alien civilization of strange, metallic monsters after a new ...
2,023,361 views
Were humans the only ones to leave their mark on the Moon? Not according to this image. Catch full episodes of your favourite ...
3,025,498 views
4 years ago
Scientists analyze how these Russian troops could have been turned into stone. Could it have been a petrification weapon?
73,526 views
1 year ago
From Season 5, Episode 2: The Sun's Evil Twin A serious issue and unbelievable turn of events occur for an early Soviet ...
407,576 views
Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files Subscribe to ...
2,006,169 views
The Mars Curiosity rover's discovery of the xenon element on the planet hints at the possibility of a past nuclear conflict on Mars, ...
6,804 views
Tampered space photos, missing NASA recordings and a race to the moon all point to one very likely possibility: alien life exists, ...
1,103,064 views
6 months ago
Scientists uncover incredible pictures of Pluto showing that something might be moving across its surface. Subscribe to Discovery ...
914,831 views
7 years ago
We explore the mind-boggling possibilities and decipher the enigmatic sky phenomena that left the ancient Romans awe-struck ...
16,323 views
8 months ago
FBI agents in Blackhawk helicopters swoop on the Sunspot Solar Observatory in New Mexico and close the facility down for ten ...
917,246 views
After strange events during his first moon landing, Neil Armstrong headed to the jungle in search of a hidden source of knowledge.
719,785 views
From Season 4, Episode 8: Mars's Deepest Secret Was the assassination of JFK connected to the memo he wrote to NASA just ...
1,310,954 views
Unmanned spacecraft Cassini's mission is diverted when it captures footage of water erupting from Saturn's moon Enceladus, ...
698,350 views
The Dogon tribe of West Africa has had many accurate predictions about the stars. Did they get their astronomical knowledge from ...
83,127 views
3,465,418 views
3 years ago
A witness reports a strange object hovering in the night sky and an astronomer records an unusual radio signal from beyond the ...
27,152 views
From Season 4, Episode 8: Mars's Deepest Secret Evidence of salt water on Mars changes everything we thought we knew.
124,273 views