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Debora Mackenzie

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A drug may prevent Alzheimer鈥檚 but there are no plans to find out

cartoon

Environment

Populist gains in Euro elections don鈥檛 need to derail climate action

Environment

Who should I vote for in the 2019 European elections?

Iranian president Hassan Rouhani at a nuclear power plant

Physics

It may become impossible to tell if Iran starts making a nuclear bomb

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Sex-selective abortions may have stopped the birth of 23 million girls

Technology

US and Russia face nuclear arms race as both threaten key treaty

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Gum disease and Alzheimer’s: Your questions answered

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Gum disease may be the cause of Alzheimer’s – here’s how to avoid it

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We may finally know what causes Alzheimer鈥檚鈥� and how to stop it

Petri dish

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The war against antibiotic resistance is finally turning in our favour

Comment

It鈥檚 very bad news that common viruses are affected by climate change

Close-up of cow's face

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Scotland鈥檚 BSE case is a reminder that many more may be out there