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

How not to cry wolf • The search for alien life needs strong guidelines to be sure of what is really out there

New Scientist International Edition

Starship takes to the skies again

COP28 must restrict warming to 1.5°C to save ice sheets…

…yet Earth passed 2°C of warming on hottest recorded day

Genetics linked to cannabis addiction • People with cannabis use disorder seem to share DNA markers

Smart pill monitors breathing and heart rate from your gut

Huntington’s gene may boost IQ • The mutation behind the brain condition Huntington’s disease has been linked to greater intelligence in early life, possibly explaining why it has been selected for, finds Clare Wilson

Plants have a weekend boost to productivity

US-China talks may cut nuclear risk • Bilateral discussion on use of artificial intelligence could lead to restriction on military use

Blood test could predict depression in adolescents

Earth-monitoring satellite hit by interference since Ukraine invasion

Bat uses its huge penis like an arm during sex

Long life linked to personality traits • A group of centenarians reported being sociable, positive and strong in the face of adversity

Flexible needle goes soft after injections to improve safety

Strange nebula changes colour like a galactic mood lamp

Bonobos, like humans, are often friendly with outsiders

Analysis Gene editing • Sickle cell CRISPR ‘cure’ is the start of a revolution in medicine The approval of the first CRISPR treatment, for sickle cell disease and beta thalassemia, is just the start for a technology still in its infancy, says Michael Le Page

Einstein put to the test on the ISS • Ultracold atoms on the International Space Station will test general relativity and beyond

Anemones are the first animals known to track the sun

DeepMind AI is a games master • System that beats humans at chess and poker could be a step towards general intelligence

Comets deliver life’s ingredients to close-packed planets

Ants eat ‘medicinal’ insects to get better

A way to stop brain swelling after injury

3D-printed robotic hand has tendons and muscles

Really brief

When the rain starts to pour • The death of actor Matthew Perry has been unexpectedly upsetting for many. Why do celebrity deaths affect us so much, asks Sara Novak

This changes everything • Don’t be misinformed Trust and safety teams at tech firms are all too easy to overlook, but the rise of propaganda and online harassment makes them vitally important, says Annalee Newitz

Branching out

Your letters

A question of consciousness • As consciousness continues to defy a definitive theory, thinkers will continue to make strong claims. How do two new books fare, asks Susan Blackmore

Don’t believe it… • Enjoy some unusual insights into the early days of psychology, says Simon Ings

New Scientist recommends

The TV column • Getting real For All Mankind’s fourth season of alternate-history drama is as riveting as ever, but with added gravitas as it tackles questions also facing us in our world – such as how to convince people to act for future generations, says Bethan Ackerley

Dream machines • Wearable technology that stimulates the brain to help you...