NASA's Unexplained Files

A parade of wild theories delivered with straight-faced certainty, easy to half-watch and oddly entertaining even when it strains belief.

A genial, wide-eyed tour of cosmic questions, mixing talking heads with wonder and just enough strangeness to keep you curious.

A parade of talking heads and archival clips that breezes by, more curious than convincing, easy to half-watch.

A slow-burning, atmospheric procedural that blends historical detail with eerie uncertainty, asking you to pay attention as each case unfolds.

A sober, globe-trotting hunt for evidence that feels like a patient briefing from a veteran reporter, equal parts curiosity and unease.

A breezy, visually flashy tour of cosmic wonders that informs without overwhelming, mixing glossy space imagery with chatty expert soundbites.

A sober, interview-driven documentary that walks through sightings and evidence, asking you to weigh claims rather than simply be thrilled by them.

A majestic, visually stunning journey through the universe that makes science feel like an awe-inspiring adventure.

A cozy, slightly spooky parade of curiosities, narrated with theatrical relish, easy to dip into and ponder without ever feeling truly threatened.

A sober, unsettling hour of real-life riddles that lingers in the mind long after the credits roll.

A calm, visually dazzling tour of cosmic wonders that makes you look up at the night sky with fresh curiosity.

Talking heads spin familiar mysteries into speculative wonder, easy to half-watch while voices muse about ancient visitors.