Ancient Aliens

6:00 AM to 7:00 AM

Sunday 23 June

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Creatures of the Deep

Season 8 Episode 7 of 10

Experts investigate whether alien life forms are thriving in Earth's seas, following Russian cosmonauts' discovery of living plankton in space

Ancient Aliens airs on Sky History 2 at 6:00 AM, Sunday 23 June.

Topics

Education ➝ Science ➝ Factual Topics

General