The latest disclosure about a series of secret government UFO projects dating back decades.

1h 25min | Aired on Apr 27, 2018 | TV-PG | CC

Researchers claim hidden messages can be found within the works of Leonardo da Vinci.

42min | Aired on May 04, 2018 | TV-PG | CC

In 2017, a strange, cigar-shaped object entered our solar system.

42min | Aired on May 11, 2018 | TV-PG | CC

Could black holes exist not just in outer space, but here on Earth?

42min | Aired on May 18, 2018 | TV-PG | CC

Researchers study giant drawings etched into the desert floor, which may be a part of an alien code.

42min | Aired on May 25, 2018 | TV-PG | CC

Could Area 51's notoriety act as a cover up to much bigger experiments?

42min | Aired on Jun 01, 2018 | TV-PG | CC

Giorgio A. Tsoukalos theorizes that extraterrestrials visited Egypt in the distant past.

1h 24min | Aired on Jan 31, 2020 | TV-PG | CC

Marty Lagina and Giorgio A. Tsoukalos explore ancient mysteries in Sardinia, Italy.

41min | Aired on Jul 27, 2018 | TV-PG | CC

A Polynesian land of bizarre figures; evidence of mankind's extraterrestrial origins.

42min | Aired on Aug 10, 2018 | TV-PG | CC

Questions remain whether or not the U.S. and Russia have been working together.

42min | Aired on Aug 17, 2018 | TV-PG | CC

Are intelligent robots a threat to humanity--or the next step in human evolution?

1h 24min | Aired on Aug 31, 2018 | TV-PG | CC

Erich von Däniken's "Chariots of the Gods?" suggests aliens visited in the past.

1h 24min | Aired on Jan 04, 2019 | TV-PG | CC

Humanity prepares to establish colonies beyond Earth.

1h 24min | Aired on Jan 07, 2019 | TV-PG | CC