Bad Blood - 3. Birth Controlled

The battle to control birth in 20th-century USA.

• 29 mins

Bad Blood - 4. Rassenhygiene

The Nazis build a eugenic state.

• 28 mins

Bad Blood - 5. The Curse of Mendel

Mendel's insights are taken up by the eugenicists.

• 28 mins

Bad Blood - 6. Newgenics

Could powerful genetic technologies usher in a new eugenic era?

• 29 mins

The Crowning of Everest - Episode 1

1953 Britain prepares to crown a new Queen and waits to hear if Everest has been conquered

• 14 mins

The Crowning of Everest - Episode 2

The British connection to Mount Everest and why it was so important to conquer it in 1953

• 13 mins

The Crowning of Everest - Episode 3

Edmund Hillary and Tenzing Norgay reach the top of Mount Everest

• 13 mins

The Crowning of Everest - Episode 4

The race down the mountain to deliver the news to London

• 13 mins

The Crowning of Everest - Episode 5

News of the conquest of Everest reaches London on Coronation Day.

• 14 mins

First Contact

Farrah Jarral on preparing for first contact with extra-terrestrials.

• 44 mins

The Boat Smugglers

Sue Mitchell investigates the dangerous organisations behind the the deadly migrant trade.

• 29 mins

Why Coups Fail

Natalie Haynes explores why overthrowing a government by force is not as easy as it looks.

• 28 mins

Taiwan: Hyper-democracy

Can Taiwan's hyper-democracy provide lessons for the world's older democracies?

• 28 mins

How Wars End

James Naughtie examines the possible outcomes of Russia's invasion of Ukraine.

• 28 mins

The Privatisation of British Gas

Phil Tinline explores why the Thatcher government sold British Gas - and the legacy today.

• 29 mins

Woke: The Journey of a Word - Episode 1

Matthew Syed traces the history of a term that's synonymous with our era of angry debate.

• 14 mins

Shocking

'ECT saved my life' - Sally Marlow on who benefits from electroconvulsive therapy.

• 29 mins

Life on the Edge of Oil

A prospective new oil field has big implications for Shetland, finds reporter Jen Stout.

• 29 mins

Homesick Planet

What do astronauts like Tim Peake think about in space? Answer: home.

• 29 mins

Troubled Water - Episode 1

Are we running out of water? James Gallagher is finding out from the comfort of his loo.

• 28 mins

The New Nomads

As property rents spiral, life on the road is attracting a new generation.

• 30 mins

Analysis - Lessons from the Vaccine Task Force

What are the lessons from the success of the UK's Vaccine Task Force?

• 29 mins

All Work and No Homes

Highland businesses can’t find staff due to the rent crisis, Pennie Stuart asks why.

• 29 mins

Princess - Leila Pahlavi

Comedian Shaparak Khorsandi and author Andrew Scott Cooper discuss Princess Leila Pahlavi.

• 35 mins

Magic Consultants - Episode 1

Adam Shaw peeks behind the curtain of the $billion management consultancy industry.

• 15 mins

The Truth Police

Meet the outsiders detecting fraud, malpractice and incompetence in science.

• 28 mins

Buying a British Dad

Fake fathers: the immigration scam that is hiding in plain sight.

• 28 mins

Is Psychiatry Working? - Anxiety Special

Anxiety: why do we have it, and how can we control it?

• 28 mins

Supersenses - Episode 1

Ben Garrod sees things that humans can’t, and explores extending our senses of perception.

• 29 mins

Does the Irish Republic Want Reunification?

Rising taxes, changes to flags and anthems. It’s more complicated than it seems.

• 29 mins