After Russell records thermal imagery that he believes is Bigfoot, Mireya and Ronny have a terrifying experience when they realise they're not alone.

Justin and Emiliano scan the Florida landscape and dive in waters teaming with alligators as they try to unravel the mystery of the Mayan empire's fate.

After an informant tells of an alien that reportedly escaped from Area 51, Chuck and the team go to Tonopah, NV, to investigate whether it still roams the area.

A recent UFO sighting in Phoenix leads Chuck and the team to Sedona, AZ. They explore whether the area's energy vortexes act as portals for otherworldly visitors.

After an informant tells of an alien that reportedly escaped from Area 51, Chuck and the team go to Tonopah, NV, to investigate whether it still roams the area.

Ever wondered how a Lotus Evora is made? Join the How It's Made crew as they go to its birthplace and explore its gorgeous exterior.

Picture your dream car - does it look like a Bentley Mulsanne? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Picture your dream car - does it look like a Chevrolet Camaro? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Picture your dream car - does it look like a Porsche Panamera? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Picture your dream car - does it look like a Peugeot RCZ R? The crew heads to its birthplace, revealing the inner workings and gorgeous exterior.

Dark matter is one of the greatest mysteries of the universe facing scientists today. Could it be the cause of supermassive black holes and mass extinctions?

Astronomers have discovered bizarre planets very different to Earth out in the galaxy, but will we ever locate a planet similar to our own?

Clayton and his team prepare to flip a 20,000-lb carnivore fossil from the earth. Mike hunts for a duckbill skull and Jared uncovers an ancient reptile.

Clayton must haul his 20,000-lb dinosaur fossil to a lab for analysis. The Harris-Bolan clan chases poachers off their land and Jared makes a final bid to make money.

More everyday items go under the microscope. How are objects including vibrating mining screens, roller conveyors, whoopie pies and wood utility poles made?

More everyday items go under the microscope. How are objects including exercise bikes, pasta makers, Cornish pasties and slate products made?

More everyday items go under the microscope. How are objects including channel signs and wetsuits made? What's the construction behind aluminium aircraft?

More everyday items go under microscope. How are objects including aircraft cabinets and motorcycle brake locks produced?

More everyday items go under the microscope with a look at how objects such as powder horns and inner tubes are made.

More everyday items go under the microscope with a look at how objects such as lace and unicycle wheel hubs are made.

Picture your dream car - does it look like an Audi S8? The crew visit its birthplace, revealing the complex inner workings and the gorgeous exterior.

Picture your dream car - does it look like an Ultima Evolution? The crew go to its birthplace, revealing the inner workings and gorgeous exterior.

How do they weave a Turkish carpet? How do they use helicopter blade technology for cross country skis, and control the water at Niagara Falls?

Picture your dream car - does it look like a Jaguar XF? The crew go to its birthplace, revealing the inner workings and stunning exterior.

Picture your dream car - does it look like a BMW M6? The crew go to its birthplace, revealing the inner workings and stunning exterior.

Picture your dream car - does it look like a Rolls-Royce Dawn? The crew go to its birthplace, revealing the inner workings and stunning exterior.

Kevin Delaney and his team of experts show how explosive hydrogen peroxide can really be. Plus, combining ping pong balls with pressurised liquid nitrogen.

Kevin and his team of experts explore the amazing science behind rockets, using unconventional materials to power homemade projectiles to incredible heights.

Kevin and the team take to the streets to create a massive, swirling fire tornado out of kerosene. Plus, they dazzle onlookers with a rainbow coloured flamethrower.

Kevin and his team of experts use a race car to put a new twist on an old magic trick, and show what it takes to build homemade hovercraft.

Confidential CIA files reveal a secret war for space between America and the Soviets. And, experts investigate American espionage during the Apollo programme.

Experts investigate the Lunar Landing Research Vehicle that nearly killed Neil Armstrong during training. Some believe this proves why the moon landing is fake.

More everyday items go under the microscope. How are objects including mountain bike suspensions, grain dryers, surgical sutures made?

More everyday items go under the microscope. How are objects including downhill ski bindings, immersion parts washers and pencil sharpeners made?

More everyday items go under the microscope. How are objects including gingerbread house kits, toy figurines and bottom-rolling hangar doors made?

More everyday items go under the microscope. How are objects including traffic signal poles, chainsaw mining machines and coffee filters made?

More everyday items go under the microscope. How are objects including time-delay locks, crystal chandeliers, brownies and pallet dispensers made?

More everyday items go under the microscope. How are objects including bead wire, leather gloves, mini pepperoni, irrigation sprinklers made?

Jeremy explores an incredible underwater discovery in the Arctic. Plus, he reveals details of a high-speed chase between a narco sub and the US Coast Guard.

Priceless gold and silver artefacts are believed to be lost in King Solomon's hidden mines. Rob and Stefan search for the legendary treasure.

Beneath the densely populated city of Naples lies a looming threat. A super volcano may be on the verge of erupting and cause an apocalyptic catastrophe.

New theories claim the sunken city of Atlantis may have been in the Americas. From the Bahamas to an ancient site in Louisiana, Rob and Stefan seek the evidence.

A series of recent UFO sightings brings Chuck Zukowski's team to Missouri, the home of the 1973 Piedmont lights incident. Is history repeating itself?