There are numerous studies that show us the incredible olfactory capacity of dogs and their importance for humans. Well trained, they are capable of informing us about the presence of almost any substance. But how exactly does it work?
For the first time they find microplastics in the water that accumulates in the leaves of a thistle. They believe that they have arrived there from the polluted atmosphere.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.