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!

On the red carpet in Frankfurt, moderator Thomas Raudnitzky chats with actor Matthias Schweighöfer and other luminaries from the German film scene.

RheinMaintv presenter Thomas Raudnitzky chats with celebrities on the red carpet at the Hessian Film and Cinema Awards in Frankfurt. How is the atmosphere on this night – and which stars does Raudnitzky get to interview?

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!

Ms. Bredow confronts Mr. Lehmann about his inappropriate remarks toward the new colleague, but he accuses her of professional negligence. Ms. Lorenz takes Ms. Bredow’s side.

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!

In Part 2, Lukas Joas's physiotherapist also gets to fly through virtual worlds on the Icaros fitness trainer. So what’s the verdict? Can using the Icaros replace a normal workout?

The dream of every couch potato: exercising while gaming! The creators of the VR fitness device "ICAROS" want to make this dream a reality. Users fly through virtual worlds and train their bodies at the same time. Freeski pro Lukas Joas tested it out for us.

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

It’s Judith Lorenz’s first day at the Hanover Health Department. Her new colleagues approach her openly and with interest. But Mr. Lehmann makes an inappropriate comment to her at the very first chance he gets.

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

What does Angie like to do in the summertime? And is there anything this world-famous tennis star is afraid of?

The first Advent is approaching with great strides — and the weekend weather has something for everyone! In this video, WetterOnline meteorologist Björn Goldhausen gives us an overview.

The Senckenberg Society, a non-profit scientific research institution, is celebrating its 200th anniversary. The Senckenbergers, as the scientists call themselves, are looking for solutions to climate change, poverty, overfishing, and more.