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Psychology

Shocking experiment shows talk is cheap

Though most people swear they'd never hurt anybody for money, most are also quick to shock a new acquaintance for a few quid when actually given the chance, a British study finds.

Health & Medicine

Beer, bugs, DNA linked to stomach cancer

Guzzlers who have a particular genetic variant and an unnoticed bacterial infection are at high risk, a European study finds.

Space

Atom & Cosmos

Planets’ rippled rings carry a record of past comet collisions, plus twin solar peaks and identifying elderly stars in this week’s news.

Life

Sugar fuels growth of insulin-making cells

Mouse study suggests a new strategy for treating diabetes.