This week's magazine
6 July 2024
Issue 3498
On the cover
Editor's picks
Table of contents
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Health
Should weight loss drugs be used to treat obesity in children?
Two major US healthcare organisations have offered contradictory advice about the use of weight loss drugs in adolescents with obesity, underscoring just how little we know about the effects of these medications
Space
Moss that survives deep freeze and radiation could live on Mars
Humans
Mysterious rock art in Venezuela hints at little-known ancient culture
Environment
Solar boom has replaced farmland that could feed millions of people
Earth
Record amount of water from 2022 Tonga eruption is still in atmosphere
Life
Ants amputate their nestmates’ limbs to save them from infection
Health
Dangerous mpox strain spreading in Democratic Republic of the Congo
Health
Baby-led weaning makes little nutritional difference vs spoon-feeding
Space
Time ticks faster on the moon by 57 microseconds per Earth day
Technology
AI can predict how monkeys play Pac-Man
Humans
Neanderthal child may have had Down’s syndrome
Life
Trilobites preserved in incredible detail by Pompeii-style eruption
Technology
$1m prize for AI that can solve puzzles that are simple for humans
Humans
Skeletons reveal ancient Egyptian scribes had bad posture at work
Space
‘Little red dot’ galaxies are breaking theories of cosmic evolution
Physics
Physicists determined the paper most likely to give you a paper cut
Life
The last woolly mammoths on Earth died from bad luck, not inbreeding
Health
Precision ultrasound could treat deep parts of brain without surgery
Technology
AI can identify the most brilliant and entertaining chess moves
Life
Winter ‘sauna’ helps endangered frogs fight off fungal disease
Analysis
Physics
Is the world’s biggest fusion experiment dead after new delay to 2035?
ITER, a €20 billion nuclear fusion reactor under construction in France, will now not switch on until 2035 - a delay of 10 years. With smaller commercial fusion efforts on the rise, is it worth continuing with this gargantuan project?
Mind
New Quiet Place movie adds to irrational fears over marauding aliens
Environment
Cool solutions could head off the climate-damaging rush for air con
Features
Health
New anti-ageing vaccines promise to prevent diseases like Alzheimer’s
It may soon be possible to vaccinate ourselves against the diseases of old age, keeping our body and brain healthier for longer
Humans
How ghost cities in the Amazon are rewriting the story of civilisation
Technology
The hacker turned politician using digital tech to reimagine democracy
Culture
More
Mathematics
How mathematics can help you divide anything up fairly
Whether you are sharing a cake or a coastline, maths can help make sure everyone is happy with their cut, says Katie Steckles
Tom Gauld on the Three Neolithic Little Pigs
Twisteddoodles on the latest in tanning innovation
Regulars
Hot news: abandoned bird’s nest ‘still there’, reports professor
Feedback, as ever bringing you the most up-to-date news from the floors of the National Roman Museum, can reveal that an abandoned nest has not been removed from the mouth of a statue, according to a visitor