Does this sound familiar? The lights are all on, the computer is running and next to it the radio is blaring, the heat is on full and the window is wide open. It's your kid's room, and he isn't even home! Hessian Environmental Minister Priska Hinz is trying to change all of that with sustainability projects in the classroom.

Up against some stiff competition, the stunning Ekaterina Lejkom from Kiel claims the 2009 Miss Heiligenhafen crown. A video from

Actress Jessica Schwarz talks about her responsibilities as ambassador of Michelstadt, about her hotel and her future projects.

We know that cities use machines to clean the streets, but did you know that specially-designed sidewalks can clean the air we breathe? Learn about the new way that the city of Frankfurt is working to improve the environment in this fascinating report from Rhein-Main TV. Umweltverschmutzung? Nein danke!

Chess is really in right now. The American PogChamps tournaments, in which celebrities like MrBeast or Daniel Negreanu play chess against each other, have made a big contribution to this, as has the Netflix series The Queen's Gambit, of course.

In this part, Niklas Steenfatt talks us through a few important special moves and explains the difference between strategies and tactics, which are particularly important in chess.

This part focuses on chess strategy and the different phases of the game. What should you pay attention to in the opening? What mistakes should you avoid?

This trailer presents Sascha Grammel's stage show "Fast fertig!" ("Almost finished!"). This time, the Berlin ventriloquist and his team of puppets are on a desert island.

Sallys Cake World: a delicious recipe for a healthy, fruity, and vegetarian pumpkin soup. Guten Appetit!

Sally's Cake World: A delicious, moist apple cake with a fine aroma of lemon and cinnamon, and bits of marzipan in the dough!

Sally shows us today how to bake an apple cake with optional marzipan... yum! Guten Appetit beim Deutschlernen!

Sally's Cake World: A delicious, moist apple cake with a fine aroma of lemon and cinnamon, and bits of marzipan in the dough!

Promoting mulled wine this winter, Sabine Braunert has been named the German Mulled Wine Queen. From November 27th, she will be raising the glass of mulled wine in her new official capacity. Copyright: Deutsche Presse Agentur [The German Press Agency]

Although the two cities are on two different continents, Frankfurt and Houston have much in common. Now there is also a direct flight connection.

The new Airbus A-380 is the largest passenger plane to date. From June 2010 airline customers can look forward to two levels of all modern conveniences.