NASA's Unexplained Files

2014•2 series

Available on Disc.Science

NASA's task of reaching beyond the bounds of Earth has uncovered disturbing anomalies that have perplexed even the finest scientific minds. Science Channel digs into the space agency's archives to reveal countless mysteries and unusual encounters, discoveries and sightings. Each hour-long episode scrutinizes evidence, explores possible explanations, and considers testimony from NASA insiders, scientists, astronauts and others who have witnessed the strange phenomena. The stories are made all the more unusual since they come from the most credible scientific organisation in the world.

Episode 5Planet of the Metal Aliens

Experts investigate if a nearby exoplanet could be the home to an alien civilization after a new discovery confirms that life can thrive on such a world. S4, Ep5

Episode 6Did Aliens Nuke Mars?

Did Aliens Nuke Mars? A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago - could this be true? S4, Ep6

Episode 7Aliens in the Amazon

Neil Armstrong led an expedition into the Amazon seeking a library apparently made by aliens. Did a close encounter on his moonwalk inspire his quest? S4, Ep7

Episode 8Secrets of the Alien Signals

When NASA begins an experiment to communicate with dolphins, experts examine if it's a prelude to making alien contact. Will it have dire consequences? S4, Ep8

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