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New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

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Discover the latest health news, scientific discoveries and big ideas about the human body and treating diseases, covid-19, diet, fitness, exercise, wellness and how to live a healthy life.
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DNA vaccines coding for live viruses could soon be tested in people

DNA vaccines would be much easier to store than mRNA alternatives and should be as effective as conventional vaccines that contain live viruses

News

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Eight healthy habits that could slow your rate of ageing

News

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Pesticides in soya farming may be behind leukaemia deaths in Brazil

News

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Mysterious cannabis-induced vomiting syndrome is on the rise

News

CARDIFF, WALES - FEBRUARY 23: A teacher wearing a face mask teaches a child at Roath Park Primary School on February 23, 2021 in Cardiff, Wales. Children aged three to seven began a phased return to school on Monday. Wales' education minister Kirsty Williams has said more primary school children will be able to return to face-to-face learning from March 15 if coronavirus cases continue to fall. (Photo by Matthew Horwood/Getty Images)

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HEPA filters cut covid-19 sick days but we've been slow proving this

Comment

Digital generated heart shape with pulse trace. (3d render)

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Focusing on health rather than disease will make us all feel better

Leader

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Tall children may be at greater risk of some forms of heart disease

News

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Wildfire smoke is reversing decades of progress on clean air

Insight

Are you truly healthy? These new tests provide the ultimate check-up

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Are you truly healthy? These new tests provide the ultimate check-up

Features

Scientists studied bull sperm, which have similar structures and swimming patterns to human sperm

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Sperm sense what they are swimming through and adapt their behaviour

Bull sperm move their tails up and down with a larger range of motion when the fluid around them is more viscous, which could help them reach an egg

News

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Why is there a shortage of ADHD drugs and what can people do?

News

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A curious history of famous body parts

News

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Face masks ward off covid-19, so why are we still arguing about it?

Analysis

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You probably don't need 8 hours of sleep for a healthy brain

Analysis

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