This week's magazine
15 July 2026
Issue 3604
On the cover
Editor's picks
Table of contents
News
Environment
5 graphs that show how heatwaves are getting more dangerous
Longer-lasting hot spells and high temperatures at night are making it harder to cope, leading to thousands more deaths from extreme heat
Environment
Shifts in the jet stream are behind Europe’s long heatwaves
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Lambs born via IVF using highly immature eggs in major breakthrough
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Our fertility window could be extended by making ovaries softer
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Injection halves risk of chromosome error common in older human eggs
Physics
Mathematics of thermodynamics is being rewritten after 200 years
Mathematics
Mathematicians put AI to work on Fermat’s last theorem
Chemistry
Special relativity can warp chemical bonds – now we’ve seen it happen
Life
A worm that lived half a billion years ago preferred turning right
Mind
The allergy culprit histamine also boosts our memory
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Resuscitated human retinas respond to light 10 hours after death
Environment
Seeding clouds with seawater could prevent a super El Niño
Technology
Peter Shor’s algorithm could break the internet – but he’s not worried
Life
Bumblebee facial movements give clues to their inner lives
Humans
Artefacts hint at cultural exchange between Neanderthals and humans
Technology
Salt batteries are about to shake up EVs and grid storage
Environment
How extreme heat affects the body – and the best ways to cope
Features
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Alzheimer’s, stroke, depression: The preventative power of sauna
Sustained heat stress is bad for our health and can be deadly. But we’re discovering that heat therapies like sauna, when used in the right way, have surprisingly wide-reaching benefits for health
Environment
Can everyone live a ‘good life’ without destroying the planet?
Mind
We’re finally learning what happens to gifted children in adulthood
Culture
Life
Chris Packham: ‘I’d throw myself in front of a T. Rex to be consumed’
As Chris Packham gears up for his new TV show, Evolution, he tells Penny Sarchet why understanding the latest evolutionary science is so important if we are to truly appreciate the natural world - and how he would happily die at the hands of a Tyrannosaurus rex
Comment
This memoir is a personal and moving journey through the quantum world
Comment
A neuroscientist explores horses’ minds in a gripping but flawed book
More
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Beetroot juice is trending – its benefits go beyond the hype
Some marathon runners and other athletes swear by beetroot juice shots, but is there evidence they really do anything for our bodies? Columnist Alice Klein investigates
Physics
Does time come from the entire universe running computations?
Tom Gauld on immersive bat research
TwistedDoodles on science podcast demographics
Regulars
Comment
Can you guess the origin of 7 tiny species on a fictional archipelago?
Feedback has been spending far too much time reading the latest output of entirely made-up research studies from the Journal of Imaginary Research