Bastian suddenly finds out he's supposed to be a wildcard contestant on the Who Wants to Be a Millionaire? TV show. To avoid making a fool of himself, he enlists a friend to help. As you might expect, things don't go quite the way he'd hoped.

The sea at night offers another view of many different creatures who come out to hunt... or be hunted! With this, Florian and Natali conclude their North Sea adventure.

The federally supported research project „Tomatenfisch" breathes life into the concept of sustainability. Integrating fish and vegetable gardening in the city center makes economic, ecological, and social sense. For years a subject of research, it's now on the verge of market viability. Sehr interessant!

Eva shows us remains of the Berlin Wall, which separated the western and eastern districts of the city of Berlin for over 28 years.

"Schwarz zu Blau" ("Black to Blue") is a song from the German singer Peter Fox from the band Seeed in which he sings about the grittier side of Berlin.

Matteo is found relatively quickly, but it causes Max, Nina, and Emma to miss an appearance of the culprit. When photos of Madeleine are posted on the internet, it's time to take action. Luckily, the young detectives know who might have the information they need.

Timo Uetz has dropped out of college to do an electronics apprenticeship. Now free from the stress of taking exams and writing term papers, he's earning his own money. Many young people today in Germany are trading their theoretical courses for practical apprenticeships. Sehr interessant!

Volunteer firefighter Michael Morano shows us the equipment the fire department in Heidelberg uses to save car crash victims trapped in their vehicles.

After observing up close the birth of skeleton shrimp in a small aquarium, Florian and Natali go diving off Heligoland in search of nocturnal marine creatures. Faszinierend!

This clip was created under the auspices of the pilot project "Weil wir es wert sind!" ("Because we're worth it!") of the Rain Forest Foundation OroVerde! Its purpose is to create awareness of the relationship between the rain forest, CO₂ emissions, and climate change!

Mark Forster is a German singer-songwriter. Check out his great performance of "Bauch und Kopf" ("Stomach and Head"), a song about restlessness and indecision.

When Nina finds out that her brother Matteo has disappeared, she and her detective friends form a search party.

On one of his ocean adventures, Sinbad the Sailor learns what true riches are. A tale from One Thousand and One Nights, the definitive collection of stories from the Islamic Golden Age.

Volunteer firefighter Michael Morano describes the structure of the fire department in the city of Heidelberg and shows us the equipment on board a fire engine. He then discusses the advancements in technology that help put out fires quickly and efficiently.

Because of its rocky subfloor, a unique marine ecosystem has sprung up off Heligoland. Florian and biologist Karin Boos take a closer look.