The construction site where Jannik Sternberg fell to his death comes under scrutiny. At the station, Dirk and Lothar realize that Nicki might need a bit more supervision.

Jenny and two friends take us through the conjugations for the verb wissen ("to know") in multiple tenses. Viel Spaß beim Deutschlernen!

Singer Andreas Bourani sings the song "Auf uns" ("To Us"), his way of expressing the thankfulness he feels for love and life.

"Mama arbeitet wieder" (Mom’s Going Back to Work) is a German TV drama focusing on gender roles. Mark is going back to Dubai after all and Corinna decides to move out of the house.

Before leaving for training camp, the soccer team FSV Frankfurt rang in the New Year. At the New Year's reception, they announced the contract extension of head coach Benno Möhlmann.

Toasting your friends and setting off fireworks is an essential part of the New Year celebration, but unfortunately the animals in the Berlin Zoo don't feel the same way! See how the Berlin Zoo tries to deal with the problems of inner-city fireworks and their animals. (video copyright dpa)

Sing along with this joyful Christmas carol! Frohe Weihnachten!

Florian and Natali finish a great first dive with the basking sharks and then make their way to the coast of Holland.

The officers investigate an unlikely break-in as the case of Jannik Sternberg becomes increasingly more suspicious.

Diane interviews passersby at the Christmas market in Karlsruhe to learn about their Christmas traditions.

All across the country, refugees are now receiving German instruction from volunteers because they are not officially entitled to it when they first arrive. Three educators from Bavaria have developed their own teaching materials especially for this purpose. Sehr interessant!

"Mama arbeitet wieder" (Mom’s Going Back to Work) is a German TV drama focusing on gender roles. Mark and Corinna face a crisis in their relationship when they finally confront each other.

At the BigBox Theater in Kempten, Otto discusses the various choices he faced during a recent trip to the hair salon.

The North Sea is an unpredictable and mysterious marine habitat, teeming with life. Join marine biologists Florian Graner and Natali Tesche-Ricciardi on an exciting adventure!

In this episode, the police find more evidence that Jannik's brother-in-law, Mr. Nagel, may have been involved with his death.