All living things, millions of species of plants and animals as well as humans, have a common origin. Since the first sign of life 3.8 billion years ago, constant change and development have occurred, what we call evolution. Meet three prominent evolutionary scientists at Uppsala University: Per Ahlberg, Hans Ellegren and Lynn Kamerlin, and Kerstin Johannesson at the University of Gothenburg.
Produced by Mediabruket 2017