The Universe

Could we ever travel faster than the speed of light?

From a cave in Ecuador said to hold metal tablets containing alien knowledge, to an underground city in Turkey, these are the stories of supposed extraterrestrial lairs.

The evidence, structure, history and potential threat of the Yellowstone super volcano are described.

Researcher Marc Seifer recruits astrophysicist Travis Taylor and investigative journalist Jason Stapleton to help unravel the mystery of inventor Nikola Tesla's missing files, which were confiscated by the US government after he died in 1943.

Evolve

A look at communication as a key tool for survival, from simple bacteria cooperating to take down creatures a million times their size, to mankind's complex systems of interaction.

Warriors

In 1565, the Knights of Saint John defended Malta from the attacking Ottomans. Terry Schappert reveals what it was like to be a warrior in one history's greatest sieges.

MonsterQuest

In the fall of 1952, witnesses in Flatwoods, West Virginia, reportedly encountered a creature with reptilian skin in a strange craft. As sightings continue, MonsterQuest attempts to uncover the beast that has terrorised this town for sixty years.

Ever since the 1950s, the United States has been building freeways at an unprecedented rate. Host Michael Guillen takes us on a chariot ride through Ancient Rome and discovers that many of the highway amenities date back over 2000 years.

The Universe

Could we ever travel faster than the speed of light?

From a cave in Ecuador said to hold metal tablets containing alien knowledge, to an underground city in Turkey, these are the stories of supposed extraterrestrial lairs.

The evidence, structure, history and potential threat of the Yellowstone super volcano are described.

Researcher Marc Seifer recruits astrophysicist Travis Taylor and investigative journalist Jason Stapleton to help unravel the mystery of inventor Nikola Tesla's missing files, which were confiscated by the US government after he died in 1943.

Evolve

A look at communication as a key tool for survival, from simple bacteria cooperating to take down creatures a million times their size, to mankind's complex systems of interaction.

Warriors

In 1565, the Knights of Saint John defended Malta from the attacking Ottomans. Terry Schappert reveals what it was like to be a warrior in one history's greatest sieges.

MonsterQuest

In the fall of 1952, witnesses in Flatwoods, West Virginia, reportedly encountered a creature with reptilian skin in a strange craft. As sightings continue, MonsterQuest attempts to uncover the beast that has terrorised this town for sixty years.

Ever since the 1950s, the United States has been building freeways at an unprecedented rate. Host Michael Guillen takes us on a chariot ride through Ancient Rome and discovers that many of the highway amenities date back over 2000 years.

The Universe

Could we ever travel faster than the speed of light?

From a cave in Ecuador said to hold metal tablets containing alien knowledge, to an underground city in Turkey, these are the stories of supposed extraterrestrial lairs.

The evidence, structure, history and potential threat of the Yellowstone super volcano are described.

Researcher Marc Seifer recruits astrophysicist Travis Taylor and investigative journalist Jason Stapleton to help unravel the mystery of inventor Nikola Tesla's missing files, which were confiscated by the US government after he died in 1943.

Evolve

A look at communication as a key tool for survival, from simple bacteria cooperating to take down creatures a million times their size, to mankind's complex systems of interaction.

The team turn their attention to the Templars' moment of reckoning: the fall of the order in 1307. Coded Templar symbols lead them to a mysterious monastery in Spain that may hold clues to the knights' ultimate survival as a secret organisation.

Religion, mythology, art, power and science all influenced the Seven Wonders of the World. Their engineering still astounds us today.

Homer's The Odyssey is the most famous epic ever written. But could it have actually happened? Astronomical clues and recent geological data now suggest evidence with direct links to the story of Odysseus.

Dr Joann Fletcher and her team are on a mission. They have been called in to solve the mystery of a mummy's demise inside a beautifully painted Egyptian coffin. But none of them are prepared for the grisly tale that they eventually unravel.

This episode features the most dramatic object in the collection – the stunning Knights Templar Sword that Carl and Hamilton believe might have been used at the infamous battle of Acre – the last stand of the Knights Templar in the Holy Land.

This episode examines almost 20 centuries of theories, including meteors, novae, supernovae and comets...but is the truth to be found in a combination of astronomy--and astrology?