Lista episodi

An intercept pilot chasing a UFO vanished forever. A mysterious hum plagues 2% of the planet. A parking lot in a rural town becomes an electronic death trap for vehicles. Is something beyond our understanding reaching out to us?

A mysterious call for help picked up by radio operators across North America. A monster storm that never materializes. An entire state is shaking seismometers. Can we trust our advanced instruments or is something else manifesting?

Since the cold war a Russian radio station broadcasts a strange signal 24/7. An astronaut hears a mysterious knocking on the outside of his spacecraft. Scientists uncover clues to a devastating super volcano we didn't know of.

Cameras capture an entire city floating in the sky. A never before seen signal coming from under a tiny island off the coast of Africa. A powerful radio beam from deep space reaches Earth only to vanish and never return.

A haunting voice captured by radio operators suggests the Soviets lost a cosmonaut in space. Ghostly voices torment Vietcong soldiers in the jungles at night. Explosions with no apparent source come out of nowhere.

A massive flash, seen from space, and an S.O.S. message that seem to signal a large blast and a crashed airplane, but neither is found. The famous "Colossi of Memnon", two massive, 60 ft. tall, stone statues of Pharaoh Amenhotep III (at his necropolis near Luxor, Egypt) that were said to emit a strange "song".

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