Discovering the Titanic

In September 1985, the wreck of the lost ship was discovered during a joint expedition

• 10 mins

How long will traces of our civilisation last?

If intelligent life visits Earth millions of years from now, will they find traces of us?

• 34 mins

Ellen Johnson Sirleaf: How to rebuild a country

Rahul Tandon speaks to Ellen Johnson Sirleaf about rebuilding war-torn Liberia

• 23 mins

Superdome: Disaster and redemption

20 years after Katrina why the Superdome symbolises New Orleans' trauma and recovery

• 49 mins

Turkey's 'Year of the Family'

President Erdoğan wants women to have at least three children to boost the birth rate

• 18 mins

Managing an orchestra

Ella Al-Shamahi talks to women running orchestras in Hungary and the UK

• 26 mins