As the mystery of a dead cow grows even stranger, a guest investigator alerts the team to a never-before-seen site that might hold the keys to unlocking the truth about S ...

Hundreds of strange disks are discovered in a cave in China that appear to tell the story of an ancient extraterrestrial crash on Earth. ...

A top-secret group in the U.S. government The Majestic Twelve, that look into U.F.O. reports and examine any (supposed) crashed ships. ...

Artificial metallic objects dating back hundreds of thousands of years. New discoveries of metals once thought to be mythological. Mysterious metal spheres defying the la ...

In the 21st century, mainstream scholars, scientists, and world governments have for the first time openly joined the hunt for intelligent life beyond Earth. But while su ...

The U.S. military has long denied that the infamous 1947 Roswell crash was anything other than a weather balloon, but FBI files released in 2011 include a memo to J. Edga ...

Recent archaeological discoveries reveal a very different picture of what life on Earth looked like in the remote past. It was a real-life version of Lord of the Rings, w ...

A Cosmic Egg -- in which the universe, or some primordial being comes into existence by the hatching of an egg -- is found in the creation myths of many cultures. Why is ...

Theorists explain how alien technology may be responsible for massive structures like the 3,000 megalithic stones in the French village of Carna, precision-cut blocks at ...

Strange rock carvings from 8,000 B.C. Unexplained sightings in the new world. And a frightening anomaly plaguing the American West. Is there more to America's past than i ...

A young man's spiritual journey. A controversial bestseller. And a scientific theory that threatened to change the world. Just what are the facts behind Erich von Daniken ...

The abduction of Travis Walton in 1975; Travis claims to have been abducted by extraterrestrial beings and taken aboard their space ship. ...

Erich von Daniken's landmark book, Chariots of the Gods, brought attention to the mysterious phenomena of the Nazca Lines. Hundreds of gigantic lines, some in the shape o ...

In 1980, three young military men were sent into a UK forest to investigate strange lights. They reportedly encountered a spacecraft of unknown origin. ...

In 1980, three young military men were sent into a UK forest to investigate strange lights. They reportedly encountered a spacecraft of unknown origin. ...

Why are humans so different from every other species on Earth? Did we evolve from apes - or is our intelligence the result of contact with an otherworldly source? Could u ...

From The History Channel : Biblical texts and ancient lore frequently describe winged creatures carrying messages from the heavens. But are angels merely the product of m ...

From The History Channel : If ancient aliens visited Earth in the remote past, could they have given us advanced technology, past down through human history? And could th ...

If extraterrestrials influenced human history, can evidence of their existence be found in hidden tunnels and caverns around the world? Could a cave in Ecuador contain me ...

From The History Channel : Ancient underwater cities can be found around the globe, but could these aquatic worlds be the ruins of unknown civilizations--or even proof of ...

From The History Channel : If ancient aliens visited Earth, what was their mission, and is there evidence that points to when they will return? Ancient Sumerian tablets d ...