Florian and Natali join divers Joop and Felicia Stahlenburg in making underwater willow tipis for the endangered cuttlefish to spawn in.

In this installment, the sea creatures in the Oosterschelde are busy spawning and the male cuttlefish prepare for mating battle.

Now Florian and Natali leave behind the Oosterschelde and take to the air! In this episode, we get a glimpse of the mud flats in the intertidal zone: home to friendly seals and a resting place for migratory birds.

Even though the catshark's rough skin makes it a less than ideal meal, this doesn't keep the hungry gray seal from trying. However, the seal takes time off from the hunt to make friends with the divers.

With almost no wind at all, the weather is ideal for Florian and Natali to join scientists from the Heligoland Biological Institute on a dive, where they observe porpoises and other marine animals in their protected habitat. Höchst interessant!

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

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!

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!

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.

Giulia Enders may have to decide between her calling of gastroenterology and becoming a stand-up comedian! Here she discusses the various ins and outs of her work.

Giulia discusses the conscious and unconscious parts of our digestive system and comes to the question of its connection with our emotions.

"Gamification" may be an English word, but it is a topic that fascinates researchers all over the world. How can certain activities become more fun or motivational through gaming principles?

Fitness applications are some of the most successful examples of gamification at the moment. However, many scientists and corporations see a lot of potential for motivating people in the workplace as well.

Do you know what quantum physics involves? The thought experiment of Schrödinger's cat is a good way to understand the basic premise.

What's behind door number one? Learn something new about probability with this explanation of the Monty Hall Problem.