Lake Lucerne in central Switzerland is a large energy reserve that provides cold and hot water for individual and collective heating, cooling, and air conditioning needs in an environmentally friendly way. Find out more about how it works!

After being infected with the coronavirus, Luisa was placed in an artificial coma. Even today, the 23-year-old struggles with lingering symptoms. Find out more about her journey back to life.

The structure of the German language makes it easy to combine infinitive verbs with prefixes to completely change the meaning of the original verb. This makes it easy to come up with new words — and as a result, the Duden is always expanding!

What are the top three friendliest sea creatures? We won’t give the answer away, but you can find out more in this video!

It seems like all is lost for Billie: After being fired from her job, she’s forced to work as a mascot, greeting her former colleagues as they enter the building. Judith is smug about having taken over her job. And last but not least, even Philipp has turned against her!

More friendly marine animals! Here, we meet the charismatic mola mola, the cute but often aggressive sea otter, and the pack-oriented orca.

Billie has finally had enough of people taking advantage of her – and decides to take a bold step.

Find out more about how a group of kids learned their multiplication tables by singing them to the songs of the pop star Nena!

Dolphins, sea lions, and beluga whales – which marine mammals are the friendliest?

The new strategy, a Sascha-centered reality TV show, ends up showing Sascha at his worst! And Billie feels guilty about putting him in this position. But what’s going on between him and Dr. Wolter?

Is it possible to extract oil and at the same time protect the environment, or is it just a matter of disguising the reality and making carbon footprint numbers look better than they are? Here, we take a look at Germany’s only oil platform.

This year marks the 70th anniversary of the publication of Mickey Mouse comics in Germany. Here, we are also introduced to Erika Fuchs, the translator of the comics, whose work brought Mickey and Donald to a new audience – and also had a profound impact on the German language.

Can you imagine having a raccoon as a pet, a tiger as a playmate, or a crocodile as a friend for life? What about a reunion with a lioness? Watch this video for more accounts of wild animals who have formed bonds with people.

The new film project kicks off with a visit to the local Sascha Hehn Fan Club – but this plan, too, ends in chaos. Then Billie has another idea: a relaxed tour of what appears to be Sascha’s home!

Many cities have a litter problem – food waste, cigarette butts, and bottles scattered around the parks and pathways. But humans are not always the culprits!