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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.

Flowers petals and leaves forming brain shape inside male's head silhouette made out of grass on yellow background.

Health

Why the causes of poor mental health may share a common root

The neat picture we once had about the causes of mental illness has turned out to be wrong, but we are building an understanding of a new single underlying factor

Features

PRJWHE Nutrition facts label on box of crackers - USA

Health

The weird truth about calories and why food labels get them so wrong

Features

MORCAMBE, UNITED KINGDOM - JUNE 22: Despite inclement weather pensioners raise a happy smile as they perform the famously British dance of comedians Morcambe and Wise next to a statue of Eric Morcambe, at Morcambe Bayon June 22, 2006, in Morcambe, England. Confidence & Happiness specialist, ��è��Ƶ Cliff Arnall from the University of Cardiff has identified June 23, 2006 as being the happiest day of the year. His calculations were based on outdoor activity, nature, social interaction, childhood summers, positive memories, temperature and holidays. (Photo by Christopher Furlong/Getty Images)

Health

Ageing is inevitable, but we may soon treat it like any other disease

Features

C. difficile spore in gold emerges from a bacterium in turquoise

Health

New antibiotic may clear Clostridium difficile and stop reinfection

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The CD47 molecule, which tells the immune system not to attack

Health

Stem cells treat diabetes without triggering immune response in mice

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A child receives the RTS malaria vaccine in Gisambai, Kenya, in March

Health

Dozens of countries have tamed malaria, but can we eradicate it?

Analysis

Health

Calorie boost may explain why adults evolved ability to digest milk

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Health

Covid-19 is no longer a global health emergency, says WHO

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Health

World’s first RSV vaccine approved in the US for older adults

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Health

New drug donanemab slows cognitive decline in early Alzheimer's

The experimental treatment donanemab is now the second antibody drug to slow cognitive decline in people with early stage Alzheimer’s disease, but questions remain about its real-world benefits and safety

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Health

Brain surgery before birth fixes abnormal blood vessel in fetus

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Health

As awareness of 'hidden' conditions rises, research must keep up

Leader

Health

MRSA could be prevented with genetically engineered antibodies

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Health

The covid-19 virus affects our gut – but we still don't know how

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