Countdown of NASAs top six the deadliest stars - 'vampire' stars that drain their neighbours, supernovas and white dwarfs that destroy planets.

Recently disclosed audio recordings and astonishing photographs may provide the most conclusive evidence to date that the Ozark Howler may have demonic origins.

New evidence reveals a Vietnam War pilot may have returned home with a secret cargo. Experts use this to try and find the missing link in human evolution.

Clay returns to his ranch in Montana to hunt for quick finds at Old Faithful. In Wyoming, Mike and his team continue excavating their triceratops site.

In Montana, Clayton prepares to learn if his carnivore skeleton belongs to a T-Rex or Nanotyrannus. In Wyoming, Mike and Aaron dig at a promising new site.

The crew head to the birthplace of the Morgan 3-Wheeler in England where the car's inner workings and gorgeous exterior are examined.

Ginetta and Team LNT are synonymous with racing, making headway in auto racing history for decades. The crew head to its birthplace, revealing the inner workings.

The Lucra LC470 is a lightweight supercar with heavyweight power. What design choices make this stunning vehicle so durable, agile and fast?

The Chevrolet Corvette Stingray is a fast and lightweight update on an automobile legend from the 1960s. How is this impressive vehicle constructed?

Heavily inspired by superbike designs, the KTM X-Bow is always road and race ready. What elements come together to create this powerful and innovative vehicle?

Cosmic rays that damage human DNA are a serious risk in manned space exploration. Can physicists find the source of the rays and help reduce the danger?

Earth's past is marked by one cosmic disaster after another, forging the path of human evolution. Experts explore how close the Earth has come to destruction.

Experts explore the most astonishing discoveries of the Voyager spacecraft. They examine how the operation has transformed into the ultimate mission.

Danny explores the Port of Rotterdam, where crews are in the middle of the largest Earth-moving project in history, to triple the port's capacity.

On the island of Sitka, Alaskan engineers construct a colossal dam to power the entire town. Plus, Alaska's biggest boat lift hauls a 400-ton fishing ship.

More everyday items go under the microscope. How are objects including mouth-blown window glass, sake, water pumps and tweezers made?

More everyday items go under the microscope. How are objects including ATMS and marine turbochargers manufactured? How is champagne made?

More everyday items go under the microscope. How are objects including sharpening steels, kayak paddles, bladder pumps and ironing boards made?

More everyday items go under the microscope. How are objects including champagne hoods, foils, pneumatic delivery systems, espresso machines and pizza ovens made?

More everyday items go under the microscope. How are objects including rail doors, hand-help, frozen pizzas, power brushes and steam cleaners made?

More everyday items go under the microscope. How are objects including industrial casters, custom wedding cakes, terahertz spectrometers and racing catamarans made?

The sunken town of Baiae remains frozen in time, lying on the seabed of the Bay of Naples. Now, marine archaeologists investigate its fascinating secrets.

Thermopylae was the site of an iconic ancient battle. Legend says that in 480BC, 300 Spartan warriors died there - experts reconstruct the lost battlefield.

Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface.

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?

The Superformance MKIII draws inspiration from the Shelby Cobra to be an impressive combination of style and power. How is this stunning vehicle made?

The Koenigsegg One:1 is a record-breaking mega car that has a perfect power to weight ratio. How is this cleverly designed car put together?

The BMW i8 is a hybrid car that looks and performs like a supercar. How does this high-performance vehicle achieve its outstanding fuel economy?

The Superperformance GT40 is a stunning recreation of the original that made racing history at Le Mans in 1966. How is this impressive vehicle made?

Ever wondered how a Porsche 918 Spyder is made? Join the How It's Made crew as they go to its birthplace and explore its gorgeous exterior.

Ever wondered how an Aston Martin Vanquish is made? Join the How It's Made crew as they go to its birthplace and explore its gorgeous exterior.

More everyday items go under the microscope. How are common objects including candied fruit and linen ukuleles made?

More everyday items go under the microscope. How are common objects including Montreal smoked meats and motorised scooters made?

More everyday items go under the microscope. How are common objects including cactus pear puree and lab reactors made?

More everyday items go under the microscope. How are common objects including digital paintings, sundae cups and badminton rackets made?

How do they mine a million tonnes of fertiliser from below the sea? How do they hand print millions of colourful clothes using the art of batik?

How do they turn thousands of tonnes of basmati rice into millions of microwaveable meals? How do they craft beautiful mechanical singing birds?

How do they make an almost invisible hearing aid that connects wirelessly to a phone? How do they build the carriages for London's new underground railway?

How do they build remote-controlled underwater robots to do jobs too dangerous for human divers? How do they make the world's most cuddly teddy bears?

Despite Pluto's appearance as a dark and frozen world, scientists are investigating whether there might be warm liquid water beneath the surface.

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?