This week's magazine
9 September 2026
Issue 3612
On the cover
Editor's picks
Table of contents
News
Physics
The first signs of dark matter particles may finally have been spotted
Most of the matter in the universe is dark matter, but for decades physicists haven’t been able to directly observe it – that may have just changed
Health
Pig kidney kept a man off dialysis for nine months in world first
Environment
Rapid climate change brings wildfire threat to new corners of Europe
Technology
Nations and big tech to train AI using ‘gold dust’ data from Ukraine
Mathematics
Fermat’s last theorem formalised by AI agents in just 11 days
Space
‘Not-quite primordial’ black holes may explain baffling JWST discovery
Health
Psilocybin could prevent common and debilitating chemotherapy side effect
Health
Laughter therapy may help people with chronic lung disease
Space
Venus may have had a moon for nearly 2 billion years
Environment
Mountain warming means there will be more disasters like the Nepal flood
Space
Saturn has a big, weird decagon around its south pole
Mind
Lucid dreams induced via multisensory stimulation
Environment
A nuclear reactor is being installed a mile underground in Kansas
Physics
Groundbreaking laser of ghostly particles may be impossible to build
Life
Pygmy raccoons teach each other to make toys out of paper and sand
Features
Physics
We’re on the verge of seeing the quantum vacuum for the first timeÂ
Quantum theory says a vacuum isn’t truly empty, but proving it directly has remained out of reach. A new experiment using immensely powerful lasers could finally expose its hidden structure – and perhaps offer clues to dark matter
Environment
Are mushroom-growing kits seeding a biodiversity crisis across Europe?
Physics
Lost quantum traces could reveal dark matter at the Large Hadron Collider
Culture
Comment
Âé¶¹´«Ã½ recommends a fascinating deep dive into the real Vikings
The stories we tell about the Vikings often say more about us than them. Archaeologist Neil Price's new book The Sea-King and the Sorceress tries to show the Norse as they were, says Michael Marshall
Comment
Chanda Prescod-Weinstein’s new book is a mind-expanding trip to space-time
Comment
As Star Trek turns 60, it’s not too late to discover the seminal series
More
Health
Should we all be taking low doses of lithium to prevent Alzheimer’s?
Animal studies have shown that lithium orotate could help stave off dementia, and a human trial is about to start to see if the effects hold. Columnist Alice Klein takes a look at the benefits and downsides of lithium
Physics
Einstein thought time dilation was both real and not – he was right
Life
Take a stunning microscopic safari into the hidden world of soil
Tom Gauld on an introduction to basic philosophical astronomy
Twisteddoodles on spies through the ages
Regulars
Comment
Can a ‘gamified plant companion’ help keep your plants alive?
Feedback admits to long-term issues with plant care, but isn't sure if a new gizmo aimed at turning them into "emotionally connected digital pets" is the answer