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.

Under the knife • When is an experimental surgery too experimental?

News

What does the nose know? • My lovely dad died of Alzheimer’s last year. Since then, I’ve been digging into the disease and I was astonished to discover that it may start in the nose.

Is there anybody out there? • The Drake equation is a prime example of the importance of scientific guessing, finds Leah Crane

The roots of AI fear in the West • Popular conceptions of AI differ between the US and China.

Our busy skies

Small but mighty • An ecologist argues for the importance of microbes in fighting climate change in a convincing and hopeful book, says Christa Lesté-Lasserre

Blue Planet scores – again

Parallel lives • The New Scientist Book Club put Emily St. John Mandel’s latest tale Exit Party through its paces in October, says Alison Flood

Your letters

Your brain's new growth • The discovery that our brains can generate new neurons surprisingly late in life is prompting a rethink of adult brain health, finds Jamie Ducharme

Meeting eye to eye • A close encounter with a fruit fly set Rowan Hooper on a mission to seek out signs of an emotional inner life across the animal kingdom – and find out how they give us new perspectives on consciousness

"I don't take it very literally that I live in a hologram" • Is the universe we experience a projection of a simpler, lower-dimensional reality? Physicist Sabrina Pasterski tells Miriam Frankel about her mind-bending idea that could finally unify gravity and quantum theory

Almost the last word

Feedback