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Life

Fermenting fruit did not lead to alcohol gene

Vertebrates gained the genes used to metabolise ethanol 310 million years before flowering plants started producing much of the intoxicating stuff

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Sewage reveals drug habits in Paris and Adelaide

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Cannabis-based drug gets green light worldwide

Environment

Aloe vera extract gave rats tumours

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Should steroid users take drugs to treat ‘roid rage’?

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Cannabis-like drugs could kill pain without the high

Life

Earliest evidence for magic mushroom use in Europe

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Is lack of sleep and water giving ecstasy a bad name?

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Raise alcohol prices to save British livers

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Incriminating booze tests face fresh scrutiny

Bananas, sauerkraut and non-alcoholic wine have caused positive results in alcohol tests, raising fears of false incrimination

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A sweet tooth predicts success of alcoholism treatment

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Small beer: The UK’s new booze price rules won’t work

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Smoking puts DNA at risk in 15 minutes

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Movie cigarettes make smokers mentally ‘light up’