Mouse brains produce random, strong bursts of dopamine and are able to control them. This may challenge many long-held ideas about learning and motivation.
When the ringing of a bell comes to mean something more.
Maisei Raman/Shutterstock.com
Pavlov’s drooling dogs hold the key to understanding many of our most important emotional experiences – as well as the overt actions we take to adapt to a world fraught with daunting challenges.
Honey badger: brighter than it looks.
Shutterstock