42: The Answer to Almost Everything

In 1959, at the height of the cold war, the Americans set up a military base in the far north of Greenland. 

Across the globe, glaciers are shrinking due to global warming. But the Perito Moreno glacier in Argentinian Patagonia is currently stable. This monstrous wall of ice draws tourists from far and wide. But for how much longer?

This sparsely populated mountain region is full of contrasts and home to people who are committed to protecting the natural environment. 

A trip to the Finnish lake district, this pristine wilderness of clear waters, deep forests and wide open skies.

A journey north from Cape Town through one of South Africa’s most unspoilt and beautiful regions.

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?

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

Children are often afraid of the dark or of monsters under the bed. These fears are not only a natural part of their development, but also an opportunity to grow.

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

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

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

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

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

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

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

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

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

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