Gendered brains and a news roundup (21 November 2014)

Cordelia Fine discusses the prevalence of "neurosexism" in the study of the human brain. Online news editor David Grimm brings stories on climbing walls like a gecko, human hand transplants, and measuring altruism in the lab. Hosted by Sarah Crespi. [Img: turkishdisco/Flickr/CC-BY-SA]