The gene, foxp2 identified by British researchers two years ago could have been the switch that lit up art, culture and social behaviors in Homo sapiens 50,000 years ago.

• 英国科学家在两年前识别出了这种名为foxp2的基因，它可能是在5万年前点亮现代人艺术、文化以及社会行为之光的电闸。