Shark brains 'similar to those of humans'

http://www.telegraph.co.uk/science/science-news/9643039/Shark-brains-similar-to-those-of-humans.html

Why Are Our Brains So Ridiculously Big?

http://www.slate.com/articles/health_and_science/human_evolution/2012/10/human_brain_size_social_groups_led_to_the_evolution_of_large_brains.html

Cooking Food Could Be What Made People Smart

http://www.businessinsider.com/human-evolution-cooking-food-2012-10

Our big brains may make us prone to cancer

http://www.newscientist.com/article/dn22380-our-big-brains-may-make-us-prone-to-cancer.html

Complex brains evolved much earlier than previously thought, 520-million-year-old fossilized arthropod confirms

http://phys.org/news/2012-10-complex-brains-evolved-earlier-previously.html

Evolution Mostly Driven by Brawn, Not Brains, Analysis Finds

http://www.sciencedaily.com/releases/2012/10/121015152005.htm

Homolog of Mammalian Neocortex Found in Bird Brain

http://www.sciencedaily.com/releases/2012/10/121001151953.htm

Eating meat made us human, new skull fossil study suggests

http://www.msnbc.msn.com/id/49278817/ns/technology_and_science-science/#.UG6TiBjO6so