Considers if governments around the world are preparing mankind for the most startling event in human history, the official disclosure of an extraterrestrial presence on Earth.

Divine substances were consumed by the gods but sometimes gifted to humans, to impart great power or wisdom and lend insight into humanity's future.

Explores the notion that tattoos and piercings create a profound link to ancient ancestors.

In 2019, millions responds to an internet post advocating to storm the gates of the world's most top-secret military installation, Area 51, but when they do, the U.S. military vows to defend the base with deadly force.

Over the past 20 years, thousands of potentially habitable exoplanets have been discovered outside the solar system. Questions arise if some of them could be home to intelligent extraterrestrial life.

Giorgio Tsoukalos and David Childress explore the mysterious chain of man-made islets in Micronesia's Nan Madol. Built from 250 million tons of volcanic rock, there are local legends that strange visitors floated the massive rocks through the air.

In 1947, the U.S. military collects debris from what they claim is a crashed weather balloon outside of Roswell, New Mexico. New evidence may prove that the wreckage belonged to an alien spacecraft and that remnants of the wreckage still exist.

The Chilean government questions whether new footage from a Navy helicopter indicates a connection to geoglyphs in the Atacama Desert.

From Egypt to Easter Island, towering figures built by ancient man stand watch over the Earth. These stone giants could be a testament to humanity's past, or could depict visitors from another world; experts seek the answers.

Shocking evidence reveals that advanced civilisations might have existed on Earth tens of thousands of years ago.

In numerous ancient cultures throughout the world, stories were told of ancestors that came to Earth from the Pleiades star cluster, but new scientific findings reveal that humankind's true origins lie not on Earth, but 400 light years away.