'Divide and rule'—raven politics

Mythology has attributed many supernatural features to ravens. Studies on the cognitive abilities of ravens have indeed revealed that they are exceptionally intelligent. Ravens live in complex social groups and they can gain ...

Early English lessons have lasting effects

An international research team has examined how English lessons in primary school affect language proficiency in this subject in secondary school. Children who started learning English in the first grade of primary school ...

Hire like Google? For most companies, that's a bad idea

Laszlo Bock, the head of human resources at Google, made quite a splash with his announcement last year that the technology firm has changed the way it hires people. Gone are the brainteaser-style interview questions that ...

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