This week's magazine
22 February 2025
Issue 3531
On the cover
Editor's picks
Mind
From headaches to tics, how mass nocebo effects spread real symptoms
Space
When did time begin? Hint: It wasn鈥檛 at the big bang
Humans
We鈥檙e uncovering a radically different view of civilisation鈥檚 origins
Life
When did life begin on Earth? New evidence reveals a shocking story
Environment
Why geologists can鈥檛 agree on when the Anthropocene Epoch began
Earth
We are finally getting to grips with how plate tectonics started
Space
When did the first galaxies form? Earlier than we thought possible
Humans
Why it鈥檚 so hard to tell when Homo sapiens became a distinct species
Table of contents
快猫短视频
Earth
See Mount Etna’s latest lava flow glow on the snow-covered volcano
A river of lava flowing for around 3 kilometres down the volcano has been imaged by one of the Copernicus Sentinel-2 satellites
Health
Mouse brain slices brought back to life after being frozen for a week
Life
Surprising fossils suggest early animals survived outside of water
Earth
California鈥檚 groundwater drought continues despite torrential rain
Technology
How the drone battles of Ukraine are shaping the future of war
Life
Giant megalodon sharks may have sparred with their jaws
Environment
Dyes made by microbes could reduce the environmental impact of clothes
Humans
Pompeii鈥檚 streets show how the city adapted to Roman rule
Humans
Most Europeans may have had dark skin until less than 3000 years ago
Health
CAR T-cell therapy could help prevent clogged arteries
Earth
Forces deep underground seem to be deforming Earth’s inner core
Life
Quail-sized feathered dinosaur may be the earliest known bird
Space
Tiny dwarf galaxy might house a supermassive black hole
Health
Strongest evidence yet that Ozempic and Wegovy reduce alcohol intake
Space
Distant exoplanet may be the most volcanic world ever found
Environment
Oil firms’ plans for net-zero oil extraction labelled as ‘PR spiel’
Mind
Why we may crave dessert even when we are full from dinner
Technology
People are starting to trust AI more 鈥 and view it as more human-like
Physics
How big is a neutrino? We’re finally starting to get an answer
Life
How a moth uses an optical illusion to disguise itself as a leaf
Features
Space
When did time begin? Hint: It wasn鈥檛 at the big bang
You may think that time started 13.8 billion years ago at the birth of the universe, but physicists with alternative definitions of time have other ideas
Space
When did the first galaxies form? Earlier than we thought possible
Life
When did life begin on Earth? New evidence reveals a shocking story
Earth
We are finally getting to grips with how plate tectonics started
Humans
Why it鈥檚 so hard to tell when Homo sapiens became a distinct species
Humans
We鈥檙e uncovering a radically different view of civilisation鈥檚 origins
Environment
Why geologists can鈥檛 agree on when the Anthropocene Epoch began
Mind
From headaches to tics, how mass nocebo effects spread real symptoms
Culture
Earth
In millions of years, what could a future civilisation learn about us?
Millions of years after humans vanish, fossil clues showing how we lived and dominated the planet may confuse future civilisations, says a new book by Sarah Gabbott and Jan Zalasiewicz
Mind
Riveting case studies reveal how neurology shapes who we are
Technology
快猫短视频 recommends 13 Ways of Looking at AI, Art & Music
Technology
Robot Iris turns out to be a straw man in horror-comedy Companion
More
Technology
Why I’m deeply sceptical about comparisons between humans and machines
Humans learn very differently to machines, thanks to our biased, malleable memory 鈥 and that's a good thing, says Charan Ranganath, director of the Dynamic Memory Lab at the University of California, Davis
Physics
How does astronomy fit into astrophysics 鈥 and does it matter?
Health
Why exercising outdoors is better for your health
Tom Gauld: Do you have a spare minute, professor?
Twisteddoodles: science, but gossipy
Regulars
Comment
Jack the Ripper and the case of the missing DNA evidence
In Feedback's true crime exclusive, we look into calls for a fresh inquest into the murder of Catherine Eddowes in the 19th century 鈥 and discover that a rather crucial part of the puzzle may be missing