42: The Answer to Almost Everything

Hydrogen is considered the oil of the future. An increasing number of cities are attempting to inject it into their gas networks.

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

Absurd images have invaded our social media apps. But is this ‘brain rot’ an interesting aesthetic? Or just mindless content?

Ex-footballer turned anti-poverty activist Neven Subotić discusses the books that changed his life.

How should we know which job to choose? And do dream jobs really make us happy? Ronja von Rönne investigates.

Many of us want to organise our interiors by clearing out and decluttering. But does tidying up make us happy?

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

Children and young people look to adults as role models, usually their parents, but they also are influenced by their peers.

Why are friendships so important for children's personal development? And what do they mean in the digital world?

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

Vanessa Wagner performs Philip Glass’s Piano Etudes with dancers from the Accrorap company.

They are reclaiming their bodies and freely expressing their sexuality: A focus on sex positive popstars in contemporary culture.

Bach’s St John Passion from Hamburg’s Elbphilharmonie with the NDR vocal ensemble and Concerto Köln conducted by Klaas Stok.

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

White sand, white citrus blossom, white houses – Spain’s Costa Blanca is aptly named.

Paris city hall is pursuing a green traffic policy: Less cars, more bicycles. But not everybody is pleased.

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

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

An encounter between piano and dance in a former foundry.