In 2017, three classified videos of Navy pilots encountering UFOs were leaked. Ben Hansen digs deep to find the truth behind these military sightings.

A roulette dealer discovers a way to cheat for his favourite customers. Plus, a gambler ends up in a Vegas car chase with $4.5 million in cash in his back seat.

Kevin Hart and his Plastic Cup Boyz want to make their passion for cars legit, but to do this, they need a serious education about cars and car culture.

Robert converts his BEAST of a K10 pickup to an all-electric MONSTER.

Michelle Rodriguez challenges three competitors to put their cars on the line for a chance to be the wheelman in a real-life high-speed chase.

Ed Stafford is ready to face Matt Graham, a primitive skills specialist who beat him back in Mongolia, where they encountered the deadly Gobi Desert.

Earth is hit by 100 tons of rock from space every day. Most burn up in the atmosphere, but a single rock wiped out the dinosaurs. Could it happen again?

Secret Space Escapes

During a classified mission, the crew of Space Shuttle Atlantis discovers fatal damage to the heat shield tiles on the underbelly of their ship.

Josh Gates and Christopher Lloyd’s hunt for the DeLorean takes them to a superfan’s collection in Massachusetts. And, they visit DeLorean’s headquarters in Texas.

Experts investigate if there was a conspiracy to fake the moon landing. Does a secret report suggest the Nazis were involved in the Apollo space programme?

Aliens could be lethal killers who want to invade and plunder our world. A team of experts investigate extra-terrestrial beings and their threat to human life.

Josh Gates and Christopher Lloyd’s hunt for the DeLorean takes them to a superfan’s collection in Massachusetts. And, they visit DeLorean’s headquarters in Texas.

Experts investigate if there was a conspiracy to fake the moon landing. Does a secret report suggest the Nazis were involved in the Apollo space programme?

Aliens could be lethal killers who want to invade and plunder our world. A team of experts investigate extra-terrestrial beings and their threat to human life.

Ed Stafford is paired against professional athlete and survivalist Max Djenohan in one of the most inhospitable places on earth, Lake Turkana -- a well-known breeding ground of Nile crocodile, hippopotamus and venomous snakes.

Richard Hammonds Big

Richard Hammond’s BIG! sees him go behind-the-scenes of the largest structures and machines in the world to gain insight into the science of ‘big’. Richard will investigate how engineers go about building, maintaining and using these superstructures.

A Tesla, a '66 Impala Wagon and an S2000 try to outrun an elite team of pursuers in a real-life high-speed car chase. A wrong turn sends one driver over the edge.

Robert converts his mum's rare Benz into a french-fry-powered classic.

Kevin and the Boyz take their first educational field trip to the Irwindale Drag Strip, where they learn about power and engine boosts from experienced locals.

A man shoots two officers serving eviction papers and then escapes, sparking a high-speed car chase. Plus, two robbery suspects flee in a U-Haul truck.

A startling new report claims a prominent astrophysicist worked on an aircraft reverse-engineered from the parts of downed UFOs. Ben Hansen investigates.

A blind man's ability to win at cards puts him in a fight for his life. Plus, a legendary cheat finds a surprising way to outsmart the casinos and the police.

Ed Stafford is paired against professional athlete and survivalist Max Djenohan in one of the most inhospitable places on earth, Lake Turkana -- a well-known breeding ground of Nile crocodile, hippopotamus and venomous snakes.

Richard Hammonds Big

Richard Hammond’s BIG! sees him go behind-the-scenes of the largest structures and machines in the world to gain insight into the science of ‘big’. Richard will investigate how engineers go about building, maintaining and using these superstructures.

A Tesla, a '66 Impala Wagon and an S2000 try to outrun an elite team of pursuers in a real-life high-speed car chase. A wrong turn sends one driver over the edge.

Robert converts his mum's rare Benz into a french-fry-powered classic.

Kevin and the Boyz take their first educational field trip to the Irwindale Drag Strip, where they learn about power and engine boosts from experienced locals.

A man shoots two officers serving eviction papers and then escapes, sparking a high-speed car chase. Plus, two robbery suspects flee in a U-Haul truck.