42: The Answer to Almost Everything

Plastic waste at sea is being colonised by bacteria. How will this affect marine ecosystems?

Sustainable consumption: is it all just greenwashing and deception?

A complex feeling that is both problematic and useful, the latest research on boredom.

Biodiversity is good for the environment but also for our taste buds.

Does wealth make you happy? Or maybe true wealth is having nothing at all?

Be they mermaids or octopuses, artists are pushing the boundaries of species and challenging the place of human beings at the top. 

Indonesia is the second largest producer of plastic waste in the sea with the situation set to get worse. 

Children often experience their first feelings of love at nursery age.  What does it feel like for children? 

Love may drive you crazy - but it also keeps you alive.

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

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

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?