Observing and understanding natural phenomena - this is the motto of principia. The new website (in German) is dedicated to patterns, structures and other phenomena that you can observe around you. It is curated by Andrea Kamphuis and Stephan Matthiesen.

Exactly 10 years ago, in December 2008, we started to describe …

!Monkeys and Apes in the Wild(images/aktuell/0026/buch_arndt_monkeys.jpg)

"Monkeys and Apes in the Wild" by Ingo Arndt and Fritz Jatschke, which I translated into English last winter, is now available from Papadakis. With magnificent wildlife photographs and knowledgeable texts, it introduces important species of apes and monkeys …