Welcome to the August 26, 2007 edition of natural sciences carnival.
biology
GrrlScientist presents Environment Drives the Evolution of Social Behavior in Starlings posted at Living the Scientific Life, saying, "Cooperative breeding behavior is apparently driven by the predictability of the environment that one lives in. It makes you wonder what will happen to other birds and animals as the effects of global warming become more pronounced?"
Meu Diario de Bordo presents Dark chocolate lowers blood pressure posted at Meu Diario de Bordo, saying, "Good news for chocolate addicteds."
GrrlScientist presents Mama's Little Helpers Ease Her Burden posted at Living the Scientific Life, saying, "Here's a question for you: whose offspring would do better; those raised only by their parents, or those raised by their parents in addition to an extended family group? This story of cooperative breeding in the superb fairy-wren yields surprising results."

astronomy
Geek Sisters presents 365 days of Skywatching posted at Geek Sisters, saying, "Please feel free to pass it along to anyone in the astronomy community and enjoy!"
cross-disciplines
Phil B. presents How to Terraform Mars - Phil for Humanity posted at Phil for Humanity, saying, "Lately, I’ve read a lot of flawed suggestions on how to terraform the Planet Mars, so I wanted to clarify how to really terraform Mars with today’s technology."
Alvaro Fernandez presents Cognitive Enhancement and Exercise, by Dr. Elkhonon Goldberg posted at SharpBrains: Your Window into the Brain Fitness Revolution, saying, "Notes on a podcast interview with neuropsychologist Dr. Elkhonon Goldberg"
physics
Blog Host presents 5 Strangest Materials posted at Falando pelos Cotovelos. saying, "5 materials that behave in strange ways."
John Hill presents Law of Vibration posted at Universe Of Success.
Systemcall presents UPS and the end of the World posted at systemcall dot org, saying "If UPS, as it is the quantum macro-scale proof of everything we have discovered in the past century, for some et unknown reason be able to deliver the right packet, at the right time and to the right person, the whole universe could collapse into a singularity and die ..."
That concludes this edition. Submit your blog article to the next edition of natural sciences carnival using our carnival submission form.Past posts and future hosts can be found on our blog carnival index page.