The greatest discoveries are not always based on the work of professional researchers: some knowledge-lovers may also devote part of their free time to science. "Xenius" goes to meet these enthusiasts, whose research sometimes proves to be very fruitful.
Xenius: Have you always wanted to know if animals know how to cure themselves? How do feelings affect our bodies? Or how does an organ work? Xenius, ARTE's knowledge magazine, is there to satisfy your curiosity in 26 minutes.