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A revolutionary cancer treatment is now being applied to a wide range of autoimmune disorders. Columnist Michael Le Page finds it is proving to be even more effective than expected

Scientists were shocked to find that the Houtman Abrolhos Islands’ coral reefs survived a prolonged extreme heatwave in 2025 virtually unharmed, which may reveal how to protect corals elsewhere

You may think of the high-fat, low-carb eating plan as a faddish way to lose weight. But the keto diet is now being used to tackle conditions from severe depression to bipolar disorder and anorexia, with transformative results

Coincident with the rise of the dinosaurs, a large landmass filled most of the Arctic circle, potentially contributing to global cooling that advantaged the famous reptiles

NASA's Transiting Exoplanet Survey Satellite has been searching for exoplanets since its launch in 2018, and it turns out it may have found plenty more of them than we had thought

Smartwatches commonly use heart rate variability to monitor stress. Columnist Helen Thomson explores what this metric actually tells us, and whether it could also predict and diagnose depression – and help improve your mental health more generally

Physicists have long assumed that the universe is uniform at very large scales, but evidence is emerging this is wrong and suggests a way to resolve some of the biggest cosmological mysteries

Measuring the strength of gravity is extraordinarily difficult, and different experiments have always disagreed – but a new test is paving the way to finally understanding nature’s most enigmatic force

People with cognitive decline or early-stage dementia saw their symptoms improve when given bespoke treatment plans that targeted their personal nutritional deficiencies, ongoing infections and environmental exposures

Physicists have long suspected that there is a layer of physical reality beneath quantum theory and a new mathematical model unveils just how strange it might be

A clinical trial to reverse age-related vision conditions using stem cell treatment could finally deliver on the promise of a major discovery in ageing and regeneration made 20 years ago, says columnist Graham Lawton

During the Cretaceous, 19-metre-long predatory octopuses swam the seas, and evidence from their fossilised remains suggest they may have been highly intelligent hunters

A powerful AI kept from public access because of its ability to hack computers with impunity is making headlines around the world. But what is Mythos, does it really represent a risk and might it even be used to improve cybersecurity?

Infecting mice with RSV, a common virus that causes cold-like symptoms, prevented breast cancer cells from reaching their lungs. This was due to the release of proteins that stop viruses from replicating in the lungs also making it harder for cancer cells to seed new tumours

The Epstein-Barr virus seems to affect gene expression and cell signalling in a way that causes the autoimmune condition multiple sclerosis

Photographer Yuri Segalerba explores how dengue has spread to Nepal's Himalayan districts, and how locals are fighting back

The food industry has made big promises to reduce emissions and become more sustainable, but a review concludes that many of the pledges are not backed up by evidence

The books, TV, games and more that New Scientist staff have enjoyed this week

The idea that EV batteries age poorly is a misconception – and a new report has found they often outlive the cars themselves

A seaside town is devastated when a small fishing boat, the Rose of Nevada, disappears at sea. Thirty years later, the boat reappears in the harbour and sets off a moving story, says Bethan Ackerley