The Great Smog of London

We have released so many toxic chemicals that we have caused existential damage to our ecosystem.

As wildfires in California become more widespread and fierce every year, the state fire department is adapting its strategy: deliberately setting fire to sections of bush as they fight fire with fire.

The former military base Camp Zeist in the Netherlands was once lent to Scotland for the Lockerbie bombing trial

As the Iranian regime brutally crushes the people’s resistance, brave Iranians still try and make their voices heard.

 Artists Satch Hoyt and Juan Covelli challenge colonial narratives and spark debate about the restitution of cultural artefacts.

Robert Lohmeyer was a pioneer of colour photography, but his pictures taken in the German colonies were permeated with racism.

Why did French President Jacques Chirac chase Israeli police from a church in Jerusalem? 

From the frontiers of the Roman Empire to the European Schengen area, a fascinating trip through the origins of borders.

Why does a Russian region in the far east have Yiddish as an official language? 

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

Using the latest technology, researchers are discovering the bright colours of ancient Greek art and architecture.  

From queer cake sitting to sex positive tasting evenings, Tracks finds out about food and sexuality.

42-year-old Armen Grigoryan is the youngest barber in the timeless atmosphere of the oldest barbershop in Armenia.

In Romania, the Social Democrats joined forces with the far right to bring down the pro-European government. Elsewhere, certain mainstream parties are considering deals, or already cooperating, with parties seen as "radical".

How can we age well? Ronja von Rönne trys to find out by talking to chimney sweep Norbert Skrobek, who is close to retirement and Monika Gutte who defies age with a zest for life

How can you feed yourself self-sufficiently in the desert? An ancient superfood could hold the answer.

Can infinity be defined? is it something that we can feel? And can we express it in a work of art?

A new generation of young people from urban areas is taking on the difficult job of producing food for the nation.

Ancient Greek statues are white, pure and classical, just like the marble they are carved from. False. These statues were painted in fabulous bright colours. Archaeologists and art academics have known this for centuries so why does the white myth endure?