You know what's better than five fingers? Six. We look at this strange new research and talk to a "polydactyl" himself. Also, go barefoot, but then put some shoes on to meet a young German woman with "foot phobia."
Spectrum: Alexander von Humboldt is still alive
He was the most famous scientist in the world when he was alive. And then he was forgotten. Join us on the 250th birthday of scientist Alexander von Humboldt as we try (in vain) to summarize his achievements.
Spectrum: Science on the move
On the ground, up in the air, and in the belly of a barge — science is everywhere. Zip around with us to as we dip into batteries, inhale some helium and look inside a robot's brain.
Spectrum: Self-driving carnage
Drive into a child, or swerve and hit two grandparents? Such horrendously difficult choices will soon be programmed into ours cars. Cast your own vote in this moral bloodbath of an episode.
Spectrum: But I've only had 5 beers!
It's "Action Week Alcohol" in Germany, so join us in-studio as we take "Das Quiz." Also, we hear from the author of a study that shows women perform cognitively better as the temperature in a room rises.