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Alan Davies attempts to answer the proverbial question: how long is a piece of stri...
Horizon investigates speech, a phenomenon unique to humans, which remains a mystery...
What was there before the Big Bang? Black holes could hold the answer. (R)
The search for answers to one of science's greatest mysteries: how do we know wh... (R)
Addiction expert John Marsden explores our relationship with alcohol. (R)
A look at the lethal black mamba snakes in Swaziland and an unusual snake removal s...
Simon Boazman meets victims who have suffered brutal violence at the hands of loan...
Andy Hamilton, Reginald D Hunter and Dermot Murnaghan see if experts' theories are...
The five remaining couples must use local produce to prepare dishes for a farmers m...
The 1920s saw a housing boom, the creation of the BBC and the Wall Street Crash.
Europe takes on the USA as Jeremy pits the Corvette ZR1 against Audi's R8 V10.
A team of British engineers attempts to break the longest standing land speed recor...
James teams up with Edwina Currie to build a full-size bridge from nothing but Mecc...
Documentary about Emma and Ben, a young couple with Down's syndrome, who hope to ma...
Griff Rhys Jones embarks on phase two of the restoration of his farm in Pembrokeshi...
Mark Kermode celebrates the 20th anniversary of Wallace and Gromit's first outing.
Art critic Waldemar Januszczak argues that beauty is still to be found in modern ar...
Chris Packham and Kate Humble are in the Cairngorms to witness winter's arrival.
Looking at the architecture of Berlin and its Imperial, Nazi and Communist associat...
Sue Perkins explores the changing tastes in domestic art in post-war Britain.
Alan completes the final leg of his journey by returning to Hong Kong. (R)