28 épisodes
(14 h)
Épisodes
S4 E1 • Second Skin
UNKNOWN: Read the title.
Première diffusion : 24 avril 2015
S4 E2 • The 1952 Wave
UNKNOWN: Read the title.
Première diffusion : 24 avril 2015
S4 E3 • The Freedom of Information Act
In 1969, the U.S. government officially announces it will stop investigating UFOs, but declassified documents reveal that multiple government agencies have been hiding important UFO sightings for decades.
Première diffusion : 1 mai 2015
S4 E4 • The Space Force
Since the early 1960s, we've experimented with how to travel off planet Earth. Many experts believe America has operated a secret Space Force for decades, with ultra high-tech ships designed for missions beyond Earth's orbit.
Première diffusion : 1 mai 2015
S4 E5 • The Shoot Down Order
Since the Jet Age, fighter pilots have been scrambled to intercept UFOs in our skies, but what happens when pilots are sent a Shoot Down Order and can't complete their mission?
Première diffusion : 8 mai 2015
S4 E6 • Seeing Is Believing
For decades, governments around the world have investigated UFO sightings, often times under an umbrella of secrecy. How are these top-secret studies conducted? Who is called upon to analyze the evidence?
Première diffusion : 8 mai 2015
S4 E7 • Inside UFOs
Alien abductions are the only types of encounters in which eyewitness testimony can reveal details about the inside of UFOs. Details that can help us understand how aliens live and what they want from the human race.
Première diffusion : 15 mai 2015
S4 E8 • Unwelcome Visitors
If aliens have visited Earth, why are they here and what are they truly after? Investigations have revealed the possibility that aliens are interested in experimenting on not only the human body, but the human mind as well.
Première diffusion : 22 mai 2015
S4 E9 • Alien Journeys
In order to survive mankind must find a way to navigate the galaxy. Alien encounters have offered a possible glimpse into the secrets of interstellar flight, but how would extraterrestrials know how to navigate the vast regions of space?
Première diffusion : 29 mai 2015
S4 E10 • Finding Aliens
Rapid advancements in science and technology have given mankind unprecedented access to distant galaxies that could harbor life. And some scientists believe that to find alien life we need look no further than our own backyard.
Première diffusion : 5 juin 2015
S4 E11 • UFO Photos
Photographic evidence of Unidentified Flying Objects helped usher in the modern UFO phenomenon. As the world continues to evolve into the digital age, more and more people are capturing images in the sky that they are unable to explain.
Première diffusion : 1 août 2015
S4 E12 • UFOs From Earth
Première diffusion : 1 août 2015
S4 E12 • UFOs from Earth
Where do UFOs come from? Some people believe they're from distant galaxies, wormholes, or other planets within the Milky Way. Join us as we investigate the existence of UFOs and determine the possibility that they may be from Earth.
Première diffusion : 1 août 2015
S4 E13 • Summer of Saucers
In 1947, a series of UFO sightings triggers an unprecedented analysis that propels the UFO phenomenon on to the world stage. We investigate how the U.S. Air Force comes to the stunning conclusion that UFOs may not be from Earth.
Première diffusion : 1 août 2015
S4 E13 • Summer of Saucers
Première diffusion : 1 août 2015
S4 E14 • Police Sightings
UFO sightings happen almost every day. But in the court of public opinion the most credible witnesses come from law enforcement. Join us as we investigate the most important police sightings of UFOs.
Première diffusion : 1 août 2015
S4 E15 • Space Shuttle Encounters
Première diffusion : 1 août 2015
S4 E15 • Space Shuttle Encounters
Between 1981 and 2011, NASA's Space Shuttles flew 135 missions. The Space Shuttle cameras, manned and unmanned, have recorded astounding footage of UFOs that many experts find almost impossible to explain.
Première diffusion : 1 août 2015
S4 E16 • Mass Sightings
Many famous UFO sightings occur in remote locations with just a single eyewitness. But some sightings have taken place over large cities with hundreds of witnesses.
Première diffusion : 1 septembre 2015
S4 E16 • Mass Sightings
Première diffusion : 1 septembre 2015
S4 E17 • Mars, the Final Frontier
Première diffusion : 1 septembre 2015
S4 E17 • Mars, the Final Frontier
Scientists have never been closer to proving that life once lived on Mars. But is it still there? And if so, how has it evolved? Join us as we investigate the red planet and the possibility that alien life may live within our own galaxy.
Première diffusion : 1 septembre 2015
S4 E18 • Alien Communications
Scientists and Ufologists are scouring the vast regions of space for signs of extraterrestrial life. But if it takes millions of years for light from distant stars to reach Earth, how long could it take for aliens to answer our call?
Première diffusion : 1 décembre 2015
S4 E18 • Alien Communications
Première diffusion : 1 décembre 2015
S4 E19 • Artificial Alien Intelligence
Some scientists believe the survival of mankind hinges upon the revolutionary science of Artificial Intelligence. Biological life may just be an evolutionary stepping-stone in a universe dominated by Artificial Alien Intelligence.
Première diffusion : 1 décembre 2015
S4 E19 • Artificial Alien Intelligence
Première diffusion : 1 septembre 2015
S4 E20 • First Contact
For decades, scientists have been searching for proof that extraterrestrials exist. But just where does alien life exist? And what does it look like? Join us as we investigate just how close we are to First Contact.
Première diffusion : 1 décembre 2015
S4 E20 • First Contact
Première diffusion : 1 décembre 2015
