The Biosphere Experiment - Making of

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

What should Europe do about its damaged and depleted soil?

In France, in the Massif Central, Sarah Singla practices conservation agriculture.

If only 0.4 percent more carbon could be put into the earth every year, the increase in greenhouse gas emissions would stop immediately.

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

Shipwrecks in the North Sea represent a serious threat to the environment and human life.

Fifty years after man's first small step, the promise of colonisation and tourist trips to the Moon seem almost within reach. But is the moon ready for us?

We attribute all sorts of powers to the Moon... And while its influence on our life on Earth is undeniable, its powers are not necessarily the ones we think.

Humans like to observe and examine the Moon, down to its smallest features. Its seas and craters have all been mapped out and even its mysterious dark side should soon reveal its secrets.

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.

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.

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

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?

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.