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For those who like questions better than answers.

Science Channel

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

Science

Experts use cutting-edge technology to investigate a mysterious phenomenon at the tomb of a 3,000-year-old Egyptian pharaoh.

Phantom Signals

Omen of the Pharaoh's Wail

When a U.S. Air Force intercept aircraft chases after a UFO, it vanishes forever without a trace; a new investigation tries to uncover what caused this mysterious disappearance.

To Catch a UFO

When someone picks up a radio distress call from a seven-year-old boy lost alone in the desert, authorities embark on a search-and-rescue mission to find him; as the hunt continues, the case becomes more and more mysterious.

The Ghost on the Radio

A Russian radio station has broadcast a signal nonstop since the Cold War, and no one knows why; experts use hi-tech methods to investigate what it is and what might happen if it ever stops.

Soviet Doomsday Warning

When a powerful radio beam originating from deep space is detected by experts on Earth, some suspect it's hard evidence of extraterrestrial life; new investigations into this shocking signal might reveal the truth.

Alien Evidence: The Holy Grail

When two experts build their own radio-listening station to intercept the secret communications of American and Soviet astronauts, they capture traces of a haunting voice that may be a lost Russian cosmonaut.

Curse of the Lost Cosmonaut

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Experts investigate mysterious interferences and break down the meaning behind these puzzling signals.

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

S1 E3 | Soviet Doomsday Warning