New Scientist International Edition

New Scientist covers the latest developments in science and technology that will impact your world. New Scientist employs and commissions the best writers in their fields from all over the world. Our editorial team provide cutting-edge news, award-winning features and reports, written in concise and clear language that puts discoveries and advances in the context of everyday life today and in the future.

Elsewhere on New Scientist

Live long and prosper? • The downsides of anti-ageing medicines won’t outweigh the benefits

New Scientist International Edition

Staring into the eye of a hurricane

Analysis Obesity • Should weight-loss drugs be used by children? Major US healthcare organisations have offered contradictory advice about the use of these medications in adolescents with obesity. How much do we know about their effects, asks Grace Wade

Mysterious ancient culture revealed • Rock art in Venezuela offers a glimpse thousands of years back to a culture unknown to science

Moss that survives extreme conditions could live on Mars

Water from 2022 Tonga eruption still in the atmosphere

Solar boom covers farmland that could feed millions

Dangerous mpox strain spreading • New form of the virus has emerged in a mining town in the Democratic Republic of the Congo

Ants amputate each other’s limbs to save them from infection

Why time ticks faster on the moon • NASA is working to define a time zone for the moon as an aid to lunar exploration

Baby-led weaning is as good nutritionally as spoon feeding

AI can predict how monkeys play Pac-Man

Analysis Nuclear fusion • Is the world’s biggest nuclear fusion experiment dead? The giant ITER project has been delayed by 10 more years. Matthew Sparkes looks at whether it is still worth pursuing

A Neanderthal with Down’s syndrome • A fossil bone displaying features of Down’s syndrome came from a Neanderthal child, adding to evidence that these extinct humans cared for members of their community, finds Michael Marshall

$1m prize for AI that can solve puzzles that are simple for humans

Trilobites preserved in incredible detail by volcanic eruption

Odd galaxies break cosmic theories • Strange early galaxies seem to have far too many stars or impossibly huge black holes

Ancient scribes had terrible posture while working

Physicists reveal the paper most likely to give you a paper cut

The last woolly mammoths on Earth didn’t die from inbreeding

Safely targeting the deep brain • A non-invasive ultrasound device can precisely stimulate hard-to-reach brain structures, which could help treat depression, long-term pain and post-traumatic stress disorder, says Michael Le Page

AI learns to identify chess moves that are the most brilliant and entertaining

Winter ‘sauna’ helps frogs fight off fungal disease

Alien anxiety • Sci-fi depictions of extraterrestrial invasions can heighten illogical fears about our efforts to make first contact, says Douglas Vakoch

No planet B • Hello, cool world Demand for air conditioning will only grow as temperatures rise, sending energy consumption soaring. But there are some interesting solutions, finds Graham Lawton

Unreal history

Your letters

Relax with some great science • Want to save our seas? Make exotic cocktails? Ponder life’s meaning? Whatever your plans this July, Simon Ings rounds up the year’s best non-fiction so far

Save our seas

Psychedelic paradox

Don’t forget to pack the sci-fi… • From a quantum-bubble reality show to a murderous valet bot, enjoy this year’s best science fiction so far if you are heading on your travels, says Emily H. Wilson

Immune to ageing • It may soon be possible to...