主播大秀

What Happens When You Legalise Cannabis?

Ruth Alexander looks at what happened next after legalising cannabis

• 23 mins

How Powerful is Facebook's Algorithm?

What does Facebook鈥檚 computer code do with the data we give it?

• 23 mins

Is Inequality About to Get Unimaginably Worse?

A special edition with Yuval Noah Harari, author of Sapiens and Homo Deus.

• 23 mins

How did North Korea get the bomb?

Exploring how the secretive state has acquired nuclear weapons

• 23 mins

How Did Venezuela Go From So Rich To So Poor?

Once the richest country in South America, Venezuela is now in deep economic crisis

• 23 mins

How Did Immigration Stop Being a Political Taboo in the UK?

How did immigration stop being a political taboo in the UK?

• 23 mins

Does Poverty Change The Way We Think?

Investigating the scientific claims that being poor affects how our brains work

• 23 mins

Is Work Too Easy?

We used to work ourselves to an early death. Do we now sit ourselves to one instead?

• 23 mins

How Do You Report Terrorism?

Should the media devote less coverage to terrorist attacks?

• 23 mins

Is the Greatest Threat to Putin Really Alexei Navalny?

Assessing the strength of the opposition leader who has run mass protests in Russia

• 23 mins

Why Does China Want to Revive the Silk Road?

The biggest infrastructure initiative of all time could change the current world order.

• 23 mins

Have We Always Felt This Tired?

The past, present and possible future story of human sleep

• 23 mins

What's So Special About Qatar?

The tiny state behind a global diplomatic feud.

• 23 mins

Is Gene Editing Out of Control?

The Inquiry looks into the unintended consequences of gene editing

• 23 mins

Is it Time to Ban the Plastic Bottle?

Every single second, 20,000 single-use drinking bottles are sold around the world

• 23 mins

What would war with North Korea look like?

We reveal the conversations inside the war rooms

• 23 mins

Who Gets to Have Their Own Country?

You might think simple rules decide the creation of nation states. You'd be wrong.

• 23 mins

Are South Africa's Police Failing?

A story of crime and often no punishment

• 23 mins

How Do You Fix Someone Else's Election?

Smears, bots and bags of cash - stories of old tricks and new.

• 23 mins

Are Video Games a Waste of Time?

Gaming is replacing work for some young men in the US

• 23 mins

How Has The Ku Klux Klan Lasted So Long?

Why the US racist group the Ku Klux Klan continues to exist

• 23 mins

What Can We Do With Our Dead?

Cemeteries around the world are fast running out of space.

• 23 mins

How Do We Stop People Dying in Floods?

Do we have the power to avoid the natural forces of intense rainfall?

• 22 mins

Can China solve the North Korea problem?

Can China persuade North Korea to step back from its nuclear ambitions?

• 23 mins

Could We Ban the Sale of Petrol and Diesel Cars Now?

Can the electric car rule the road?

• 23 mins

Is Privacy Dead?

Can we protect our privacy in the digital age?

• 23 mins

Can We Teach Robots Ethics?

From driverless cars to "carebots", machines are entering the realm of right and wrong.

• 23 mins

Is the Pope Catholic?

Inside the fierce debate dividing the Roman Catholic Church

• 23 mins

How Do You End A Civil War?

Why internal conflicts end and what it might mean for Syria.

• 23 mins

How Powerful is Iran鈥檚 Revolutionary Guard?

The growth and reach of a group labelled a 鈥榯error force鈥� by President Trump

• 23 mins