Paul Beban searches for the truth about sea monsters. He travels to Vermont's Lake Champlain to see if an unclassified creature lurks in its dark depths.

Paul investigates evil shapeshifters known as skinwalkers. He tracks these mythical beasts from the heart of the Navajo Nation to the infamous Skinwalker Ranch.

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.

Rob Nelson hunts for a mass grave that could expose a dark secret. Plus, a giant lake is mysteriously disappearing and Rob set off to find out why.

Rob examines bizarre markings that suggest a violent clash between prehistoric beasts. In California, he explores if a strange lake is a home to alien life.

How does a Dutch company make the world's fastest superyachts? And, how do they make new space suits that weigh and cost the fifth of the previous design?

How do planes take off and land on a beach at one of the world's oldest airports? And, how do they hand-make the national dress of Bavaria, lederhosen?

How do they catch the world's largest lobsters? How do they build the iconic chesterfield sofa? And, how do they capture the world's sharpest TV pictures?

How do they take a car from Siberia to the Sahara without leaving Germany? Plus, how do they hand craft a baseball glove that will last a lifetime?

How do they print over 10 million copies a day of the world's best-selling newspaper? How do they knit 32,000 pairs of socks a day at South Africa's biggest sock factory?

Artificial intelligence has been touted as humanity's salvation and its downfall. Experts and scientists reveal the challenges and potential dangers of these nascent technologies.

Three teams of merry masterminds compete to see who can pack their pines with the most firepower and save Christmas Town from an Abominable Snowman.

The smartest and bravest people use science to take their skills to the next level, from opening a bottle using a feather to using another person as a snowboard.

Turns the spotlight on inventors who build astonishing creations in their homes - including a precision drone-catcher that transforms into a vacuum-powered railway.

How do they build the ultimate car crushing colossus? Plus, how do Lea and Perrins concoct their Worcestershire sauce?

How do they build a float for New Orleans Mardi Gras parades? Plus, how do they stir, stretch and pull sugar to make rock candy?

How do they harvest and treat the world's most expensive tea? Plus, how does the Siekierki power plant of Warsaw, Poland heat half the city's homes?

An insider's look at how the classic British bike is made, how radiation can be used to take down crime and the process behind mechanised milk.

How do they blend science and destruction at crash test centres? And how do they piece together the complex mechanism of a pocket sized umbrella?

How do they forge the blades to crack open oyster shells? Plus, how do scientists in a lab grow the synthetic diamonds of the future?

Richard explores Volkswagen's giant car plant in Wolfsburg, Germany. He checks out its futuristic technology and discovers how this mega-factory works!

Richard takes flight aboard the US Air Force's biggest cargo plane: The C-5M Super Galaxy. Climbing inside its inner workings he learns why it's a record breaker.

The team explores an abandoned outpost in the Amazon rainforest. After meeting with tribes in the jungle, they hear strange things at night.

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.

Two technology entrepreneurs harness the power of solar energy to solve two different problems: water contamination in Ghana and jungle preservation in South America.

How do they use ancient techniques and modern technology to produce thousands of tonnes of barbecue charcoal? How do they cook up Japan's soba noodles?

How do they grow America's only freshwater pearls in Tennessee? Plus, what secrets are behind how the world's sharpest knives are made?

How do they turn root vegetables into sweet sugar? How do they make feather dusters? And, how do they make billions of balloons to keep parties popping?

How do they turn trees into pencils? How do they make liquorice? And, how do they use traditional techniques to weave the world's most fashionable lace?

How does one family in America make three quarters of the world's peppermint oil? Plus, how are performance-enhancing tennis racquets made?

How do they make a trombone? How do they make traditional Spanish wineskins? Plus, how do they turn smelly muddy peat into rejuvenating face cream?

Mireya and Ronny return to where they heard whistles and saw glowing eyes. Meanwhile, Mireya agrees to be bait in order to lure out Bigfoot.

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.

Hidden messages in a 500-year-old map lead Justin and Emiliano to Florida and Arkansas in search of a source of water said to grant eternal life.

Paul looks for answers in a 60-year-old string of unsolved cattle mutilations across the US. He heads to a remote Nebraska farm to uncover the truth.