The Mechanics of Strength

How windsurfers fly across the waves

Athletes must play with energy, optimise it, transform it, and conserve it

Since antiquity, scientists have tracked down the principles behind the movements of moving things, from planets to athletes

Nowadays it seems normal to rate a hairdresser, an Uber driver, or a hotel room. We take a closer look at online rating.

 Twist meets the singular people who dive into dange,r be they artists, scientists, climbers or photojournalists.

Since 2004, the Dutch Caribbean island of Curaçao has been home to a dolphin therapy centre.

Artists have always been involved in protest movements, but what happens when art becomes the protest?

A morning of classical dance for all the candidates of the prestigious dance competition.

The European Space Agency and NASA have both developed probes to deflect asteroids from their trajectories.

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.