More competitors, less competition

The larger the number of examinees, the lower the average grade. This is one of the findings of a series of new studies carried out by scientists at the University of Haifa and the University of Michigan. "It is a well-established ...

New study aims to assess how we perceive risks

Do you know how risky scuba diving is compared to riding a motorbike? When choosing between a fairly safe option and a slightly riskier one, which do you take? A new study, launched last night on the BBC's Bang Goes the ...

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