Blaze Saturday

The dangers of global warming, as rising temperatures cause polar ice caps and glaciers to melt and sea levels to rise, with potentially disastrous results

Experts predict the devastation that could occur if an earthquake struck New York City

More scenes of near-disaster. A former roadie for The Grateful Dead uses a garden hose to save his house from a raging California wildfire

A Dallas man heads out to get a pizza just as a tornado barrels through the city. Plus, a trauma nurse jumps into action as a rare twister devastates a small town in Mississippi

A couple and their four children are forced to abandon their pick-up truck in the midst of ferocious floods outside Baton Rouge, Louisiana

Veteran salvor Paul Hay and his team rescue a clam-dredging crew's harvest lost in a storm off the New Jersey coast. Narrated by Jeff Teravainen

British car enthusiasts Will and Gus have just one week to try to fix neglected cars and double their selling price. Here, the duo tackle the challenge of restoring an Audi 100

Rick Dale helps the team restore an antique game from the 1900s. Then, Corey and Chumlee scope out a set of vintage stuffed animals

A signed BB King guitar gets the team members excited. There's also a house full of Andy Warhol-inspired pop art and a Japanese sword mount to for them to consider

The possibility that extraterrestrial beings helped build mysterious devices such as a 2,000-year-old computer, a power plant inside the Great Pyramid and a Nazi-era time machine

With ancient cultures telling stories of strange objects in the sky, this episode asks whether people living thousands of years ago might actually have seen extraterrestrial crafts

The construction of megalithic stone structures baffles stonecutters, scientists and archeologists. This edition considers whether ancient humans had a little alien help

Throughout history, there have been stories of strange beings unlike anything known to exist on Earth This programme examines whether they could be more than just mythology

From octopuses that can edit their DNA to jellyfish that can live for ever, this edition considers whether such unusual creatures were delivered to Earth by aliens

Liza Tarbuck tackles the national obsession with all things weather-related, visiting the Greenwich Maritime Museum and a deserted forest, and meeting an Earth mother

The spotlight is on the judges as one comes to blows with an attorney, and another is leapt at by a defendant. A murder suspect makes a plea to the victim's family

A man suspected of killing his five children faces their mother, while another meets his baby son for the first time. A defendant has a nasty reaction to his sentencing

Tragedy strikes in the courtroom when a gun ends up in the wrong hands. Meanwhile, a defendant turns on his attorney in a brutal attack, and someone bares all for the judge

A judge is threatened by a murder suspect. Meanwhile, there's a savage attack in the courtroom when two sons see red as their mother's killer is sentenced

Armed robberies, carjackings, violent assaults and cold-blooded murders. A cop is drawn into a high-speed chase with a reckless driver on a busy highway

An officer pulls over a suspect for driving recklessly, but things quickly turn physical when the driver is detained

In the Gulf of Mexico, a shark is attacked and eaten by a mysterious predator. Biologists look at the footage to work out if a prehistoric arthropod has risen from the deep

A ghost appears on the Gettysburg battlefield, a sea monster surfaces in Ireland, and UFOs are spotted over Philadelphia and The Hague

Witnesses who have been left literally touched by the unknown, experiencing 'contact' events that take the shape of nightmares

Part one of two. Documentary revisiting the alleged crash of an extra terrestrial craft at Roswell, New Mexico in 1947

Recounting an instance when an Australian rancher went to check what was frightening his herd. He spotted a large UFO, which then sped off into the distance

Craig and Sarah Cruddas examine the Chicago International Airport O'Hare case of November 2006 - a mass sighting of a flying saucer hovering over a United Airlines airport gate

Farmer Edwin Fuhr recalls harvesting crops when he saw a metal object hovering in his field. Almost immediately, four identical objects appeared

The story of strange lights witnessed over a ranch in Argentina. Plus, Henry Baker who alongside his wife spottrf lights hovering over Lake Erie