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New Scientist - Home
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Polycystic ovary syndrome may be passed on via chemical tags on DNA
Eggs and embryos from people with polycystic ovary syndrome have altered patterns of so-called epigenetic tags, which could explain how the condition is inherited
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Typos and slang spur AI to discourage seeking medical care
AI models change their medical recommendations when people ask them questions that include colourful language, typos, odd formatting and even gender-neutral pronouns
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What does it mean when an orca wants to share its lunch with you?
Researchers have documented orcas seemingly gifting rays, seals and fish to scientists and divers, which could suggest they have theory of mind and engage in altruism – even across species
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Single antiviral shot could offer better protection than flu vaccines
A long-lasting formulation of an antiviral drug greatly reduced people’s risk of a symptomatic flu infection in a trial, and should even be effective against new strains
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The remarkable tale of how humans nearly didn’t conquer the world
Over tens of thousands of years, waves of Homo sapiens set out across Europe and Asia, only for their societies and cultures to mysteriously vanish. At last, ancient DNA is revealing why
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Altered gut microbiome linked to fertility issues in people with PCOS
People with PCOS who struggle to conceive tend to have lower levels of a gut microbe that has been linked to endometrial function
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X-ray boosting fabric could make mammograms less painful
A flexible fabric called X-Wear could replace some parts of medical scanners, which would make taking X-rays and CT scans far more comfortable and convenient
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Mathematicians create a tetrahedron that always lands on the same side
With the help of powerful computers, researchers discovered a four-sided shape that naturally rests on one side, and built a real-life version from carbon fibre and tungsten
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The bold plan to save a vital ocean current with giant parachutes
Large sea anchors could be used to drag water under a bold plan to keep the Atlantic Meridional Overturning Circulation moving – but some experts are sceptical
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Our verdict on The Ministry of Time by Kaliane Bradley: A thumbs up
Culture editor Alison Flood rounds up the New Scientist Book Club's take on our latest read, a time-travelling romance