Key friendships vital for effective human social networks

Close friendships facilitate the exchange of information and culture, making social networks more effective for cultural transmission, according to new UCL research that used wireless tracking technology to map social interactions ...

New Caledonian crows show strong evidence of social learning

Among our greatest achievements as humans, some might say, is our cumulative technological cultureā€”the tool-using acumen that is passed from one generation to the next. As the implements we use on a daily basis are modified ...