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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.

Test article - Obesity may damage immune cells that prevent psoriasis

10 September 2025

Mice with obesity have fewer immune cells in their skin that protect against psoriasis-related inflammation, potentially explaining why obesity increases the risk of the condition


Why being bilingual really does seem to delay dementia

20 February 2025

Multiple studies suggest that speaking more than one language pushes back the onset of dementia, but doesn't seem to stop it entirely


The probe can be inserted into a blood vessel via a catheter (cyan)

Deep-brain probe can read a rat's brain without surgical implants

20 July 2023

A tiny probe that can be moved deep into the brain via blood vessels could one day monitor brain activity in people with epilepsy or Parkinson's disease


Obesity may damage immune cells that prevent psoriasis

20 July 2023

Mice with obesity have fewer immune cells in their skin that protect against psoriasis-related inflammation, potentially explaining why obesity increases the risk of the condition


No clear evidence that meditation or mindfulness makes you happy

20 July 2023

Commonly recommended ways to boost our mood – which can also include expressing gratitude or spending time in nature – are often based on small, poorly designed studies


Chronic constipation is associated with cognitive decline

19 July 2023

A large study found that infrequent bowel movements are associated with a 73 per cent increased risk of cognitive decline, including deficits in memory and attention


Placenta: The overlooked organ with a lifelong impact on your health

Placenta: The overlooked organ with a lifelong impact on your health

18 July 2023

The placenta is an incredible organ that we grow for a short period of time, yet it has a surprising long-term influence on our health. Researchers are now developing tools to spot placenta problems and improve the lives of future babies


Is Alzheimer’s drug donanemab really a 'turning point' for treatment?

18 July 2023

The experimental drug donanemab slows the progression of Alzheimer's disease compared with a placebo, but the effect may not be large enough to be noticed by people with the condition or their families


First RSV treatment for infants and children approved in US

17 July 2023

A treatment to prevent RSV in children up to two years old has been approved by the US Food and Drug Administration


Wiggly chair that mimics jogging provides some benefits of exercise

17 July 2023

The head movements that come from some kinds of exercise may bathe brain cells in a fluid that has a blood pressure-lowering effect, according to a study that uses a chair that mimics jogging


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