Zach sets out to discover whether Aliens exist and what evidence we have to prove it. He meets with several who say they have encountered extraterrestrial life. Then Zach meets with the world's leading scientists at SETI in Green Banks, West Virginia.

Zach wants to understand how one can be Superhuman. He meets a man who bent the metal frame of car door with his bare hands in a moment of crisis and a man who can feel no pain. Zach also meets with a Shaolin warrior monk who shows him some of the secrets to his training as he demonstrates breaking a wood staff over his own head. Zach learns to harness Superhuman powers of his own through demonstrations by the Monk who in turn teaches Zach how to break the staff as well.

Zach sets out to research the strangest creatures dug up from the depths of the ocean and to see how much they lend to the Monsters that are depicted in myth and legend. Starting in Australia, he meets with a teenager who was savagely attacked by a swarm of mysterious flesh-eating monsters, only to jump into the water himself the next day amongst highly venomous sea creatures. From the carnivorous fish of American rivers to the eyeless monsters of the Atlantic ocean, Zach finds some merit in these old monster stories and is starting to understand just what we mean when we say that we know less than 1% of what waits in the depths below.

Zach embarks on a terrifying journey to understand how the future of Artificial Intelligence may already be a threat to humanity. He visits Facebook headquarters where he learns about a failed AI experiment that went terribly wrong when two chat boxes created a language that only they could understand. Zach also gets a firsthand look at the world’s latest technology–including life-like dolls programmed with advanced AI, robots that learn and communicate telepathically, highly intelligent drones of war, and Uber self-driving cars.

Zach charts a journey to determine whether time travel is possible. He meets a man who claims to have traveled back in time due to a secret government program and a group of people living in Liverpool known as “time slippers.” Zach then makes an visit to the CERN headquarters in Geneva, where he attempts to understand the origins of the universe and the dimension of time. Equipped with this new knowledge, Zach tests his own perception of time with an elaborate skydiving experiment to see if he can slow down time itself.

Zach visits a Florida man whose brother was killed when their family home was literally swallowed whole by the Earth as well as a series of sinkholes that are forming a series of caves right below the houses of a quaint suburban neighborhood.

Zach explores the dark world of psychological mind control; he meets with a victim who was surgically implanted with an electronic harassment device in his head and neck, proving that this is a very real and terrifying phenomenon.

Zach tackles the ultimate existential question as he explores what happens when we die and whether or not we can have life after death; he meets with a Texas man who actually died and came back to life after a horrific kayaking accident.

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Zach continues his journey to find the lost civilization of Atlantis and proof that it was a real and thriving empire; on the island of Sardinia, he uncovers compelling evidence of an advanced civilization matching Plato’s description of Atlantis.

The Loch Ness Monster may be the world’s most famous unidentified species. Is it simply a legend, or could it be much more? To find out, we’ll compare decades of encounters across Europe, and use modern science to create a brand-new profile of the beast. Then we’ll enter the depths of the loch for a potential history-making encounter.

The Loch Ness Monster could be a legend, but it could be so much more. There are decades of encounters across Europe where modern science is used to create a brand-new profile of the beast.

The Lost Colony of Roanoke is one of the greatest mysteries in the history of America. 400 years ago, 117 English colonists vanished from their new settlement without a trace. We hunt for clues where the colony once stood, then conduct brand-new DNA testing, to determine once and for all if there were any survivors.

We're on the hunt for two of the most famed and valuable treasures from the Bible - King Solomon's Mines, and the Ark of the Covenant. Do they exist? Can they still be found? Or... have they already been discovered?

The Bermuda Triangle has terrified and perplexed travelers, explorers and scientists for centuries; a look if this area actually holds some special destructive power; to find out, the team enters the Triangle by sea and by air.

In their quest for world domination, Nazi Germany amassed what might be the largest collection of stolen wealth and technology ever acquired. Much of this has been recovered, but not all. What became of these Nazi secrets? We’ll hunt for an incredible stockpile of lost gold, a lost weapon that could have changed the outcome of the war, and one treasure so valuable, it’s been called the missing 8th wonder of the world.

In a hunt for eyewitnesses to large-scale otherworldly encounters, the team pores through declassified government data on UFOs in airspace, and test a brand new theory which may decipher an alien message that has already been received.

To find out when the world will end, researchers search for answers in two ancient civilizations that mysteriously vanished, and explore the final doomsday prophecy of the famed Nostradamus.