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.

Mind the gap • Anti-inflammatory drugs could bring much-needed advances to psychiatric health

New Scientist International Edition

On your marks, get set, fall!

A step towards a universal antiviral? • Drugs made from mRNA might be able to protect against a huge range of viruses by turning on key parts of our innate defences against infection, finds Michael Le Page

Fossil teeth may come from a new species of early hominin

Dangerously hot and humid days are on the rise

Living at higher altitudes may help ward off child obesity

We could use one of Jupiter’s moons to hunt dark matter

Is this how complex life began? • Connecting tubes between bacteria and archaea could help explain the evolution of complex cells

Analysis Technology • Is the artificial intelligence boom slowing down? OpenAI’s latest large language model has delivered underwhelming improvements, raising questions about where the industry goes from here, finds Alex Wilkins

It is impossible to build a practical quantum broadcaster

New carbon molecule acts like an infinite chain

Vanishing Y linked to heart disease • Another connection has been found between loss of the Y chromosome and men’s heart health

Oldest fast radio burst sheds light on early star formation

Atoms that refuse to heat up offer hints of new physics

Megadrought in western US could persist for decades

Extreme heat is driving decline in tropical birds

Algorithms not to blame for social media toxicity

How a psychedelic may treat PTSD • A plant-derived drug may ease symptoms by inducing the brain’s ability to rewire itself

Heave! These ants are nature’s true tug-of-war champs

Is climate change making trees more flammable?

No more sweating over whether to wear a jacket

Medieval migration uncovered • DNA analysis has found evidence of people in 7th-century Britain with West African ancestry

Vape mouthpieces could be swarming with harmful fungi

Free for all • It is high time we established free internet access as a standalone human right enshrined in law, says Merten Reglitz

Guest columnist • Hitting the road Inveterate cyclist Matt Sparkes, who has been knocked off his bike by human-driven cars several times, wonders if the arrival of robotaxis in London will make him safer

Kiwi comeback

Did childcare fuel language? • Rearing our unusually underdeveloped young may account for the evolution of language. Michael Marshall is intrigued, but wants more evidence

Dialling it down • We need to think about the purpose of noise in our daily lives and environments. Chris Stokel-Walker discovers a great guide

New Scientist recommends

The TV column • Action, reaction BBC documentary Human delivers an unusually clear picture of Homo sapiens as a species shaped by climate, animals, plants, other hominins and the interactions of its own nomadic groups. Bethan Ackerley is enthralled

Your letters

Clear your mind • As we start to understand the effects of chronic inflammation on the brain – from depression to dementia – we are unlocking new treatments, says Manuela Callari

QUENCHING THE FIRE • Many lifestyle factors influence our levels of chronic inflammation. Here are some key findings:

Precious metals • As the switch to renewable...