Chaos is a quarterly journal published by the American Institute of Physics and devoted to increasing the understanding of nonlinear phenomena and describing the manifestations in a manner comprehensible to researchers from a broad spectrum of disciplines.

Publisher
AIP
Website
http://chaos.aip.org/
Impact factor
2.076 (2011)

Some content from Wikipedia, licensed under CC BY-SA

What do bird dreams sound like?

For more than 20 years, researchers have known that areas of birds' brains dedicated to singing show neural patterns during sleep akin to the ones they use while awake and singing.