From the smallest cell to the solar system, Science HD is an odyssey of scientific facts, investigations and breakthroughs.

Science HD

From the smallest cell to the solar system, Science is an odyssey of scientific facts, investigations and breakthroughs.

Science

Cosmonauts are trapped in a capsule in a frozen lake; a NASA scientist investigates the Hindenburg; the full moon affects experiments.

NASA's Unexplained Files

Curse of the Full Moon

The discovery of geysers on a moon; NASA's mission to detect life; an object is spotted approaching an asteroid.

A President's Close Encounter

A mars mission captures an image of a strange structure on the planet; an intriguing sight on the dark side of the moon; a planet-eating star gives scientists a peek of Earth's bleak future.

Rise of the Planet Killer

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S4 E3 | A President's Close Encounter