Duels of History

Focus on the international struggle against child abuse which has flourished online.

A Russian soldier contacts the sister of a missing Ukrainian soldier. He says he killed him. Data Sources investigates. .

The Haitian capital has become a warzone as gangs control larges swathes of the city.

Support for Spain's former dictator is on the rise with right-wing groups exploiting young people's lack of knowledge of their recent history.

Once the fad of Californian billionaires, the quest for longevity is now a global trend.

Did French Queen Marie-Antoinette really betray her adopted country? And was Robespierre a dictator or a democrat?

Could the Spanish have conquered Mexico without the help of Malinche, a Native American slave who became Hernan Cortés' translator? 

How did Marie Curie's love affair with the married physicist Paul Langevin become a national story that divided France?

Friedrich Ebert and Rosa Luxemburg comrades on the left - and yet became bitter enemies.

Our coverage continues for a second day with sets from Sepultura, Carach Angren, Rotting Christ, Malevolence and Sabaton.

Hellfest kicks off now! Day one of France's most famous heavy metal festival includes sets from Shelter and The Plot In You.

Another day in paradise for heavy metal fans with Obscura, Anthrax, Septicflesh and more.

How can we have more fulfilling sex? Ronja von Rönne meets couples and singles who have reinvented their sexuality.

Was everything better in the past? Twist meets nostalgia enthusiasts to find out.

Half a century into their metal career, Judas Priest deliver an epic concert of mighty riffs and pyrotechnics.

Once a year, the quiet city of Clisson is transformed into the European capital of metal.

Behind the glitzy facade of the World Cup... there's a darker side to the world of football.

With one of his paintings, Gerhard Richter made an intervention into a long-running an passionate debate: Which way round should you put the toilet roll?

It seems that scientist have proven that the enigmatic gaze of the Mona Lisa does not follow you as you move around the room. So why did we think that in the first place?