EnvironmentDolphins have best friends but also shun those outside their clique In a group of dolphins in the Adriatic sea, long-term friendships blossomed, but so did exclusive cliques where some dolphins shun each other ¿ìè¶ÌÊÓÆµ
HumansThe first human farmers continued to forage a wide diet from nature We used to think that our pre-historic switch to farming restricted our diets and deprived us of nutrition, but new evidence suggests this wasn’t the case ¿ìè¶ÌÊÓÆµ