Discovery Science +1 Wednesday

Alcatraz is one of the most famous prisons in the world. Experts investigate its remarkable engineering secrets and why it was so hard to escape from.

Buying goods from home

Buying goods from home

How 10 million copies a day are printed of the world's best-selling newspaper. Plus, 32,000 pairs of socks a day are knitted at South Africa's biggest sock factory

The production of 99 per cent of America's raisins in California's San Joaquin Valley. Plus, the manufacture of the world's oldest type of paper

Experts discuss the many possible ways that could spark the beginning of the end for the universe, including when and why it would happen

We live under a billion unblinking eyes a global surveillance system that solves crime and uncovers terrorist plots. But are we ready for a world without secrets?

Scientists look inside the mechanisms of ageing and imagine a world where death is cured like a disease, asking whether we are about to enter a new age of immortality

Kevin Moore and Grant Reynolds answer more audacious questions, transforming a golf cart into a monster truck, and tackling the science of Spider-Man

Kevin Moore and Grant Reynolds engineer a plan to survive a three-story fall without a parachute, and try to escape homemade quicksand

The Leaning Tower of Pisa is one of the world's most iconic buildings. Here investigators uncover the reasons for its tilt

The infamous gunfight at the OK Corral only lasted 30 seconds. Now, experts use cutting-edge technology to uncover the mystery surrounding the event

The documentary explains why new research may have found the answer to why supermassive black holes are able to grow to star-devouring, galaxy-shaping proportions

Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert

Nasa research is used to compile a list of the top six most destructive stars, including 'vampires' that drain their neighbours, supernovas, and white dwarfs that destroy planets

How ugly root vegetables are transformed into sweet sugar. Plus, the manufacture of feather dusters and party balloons

How do they turn trees into billions of 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? Also, how do they make state-of-the-art, performance-enhancing tennis rackets?

A look at the production process of trombones, traditional Spanish wineskins, and how muddy peat is turned into rejuvenating face cream

A look at the production process of surfboards. Plus, how millions of tonnes of butter is made each year

A look at transporting racehorses in luxury. Plus, the creative methods use to photograph food

A team of researchers seeks answers to mysteries surrounding the Mothman. They explore theories that the legendary cryptid is an abnormality in the evolutionary chain

Paranormal investigations reveal stunning new evidence about the Jersey Devil, a monster that prowls the Pine Barrens of New Jersey.

A fairground on the city limits of Fairbanks is rumoured to be home to a dark spirit, so ghost hunters try to contact this powerful poltergeist

A team of ghost hunters investigate an abandoned gold mine. Plus, numerous sightings suggest a fearsome Yeti inhabits the Alaskan mountains

Declassified files illustrate how two astronauts trapped in the vacuum of space faced an agonising death. Plus, close-up images of Pluto reveal a distinctly alien landscape

The series exploring the science of astronomy returns, beginning with a look at the mysterious 'ninth' planet reported to exist on the very edge of the Solar System

The astronomical documentary continues, exploring the most violent and dangerous places in the universe, including exploding stars, colliding galaxies and nebula shockwaves

Cutting-edge forensic technology reveals the secrets behind the 'Iceman', the world's oldest and most perfectly preserved mummy