New Scientist Space - Cosmology

The uncertainty inherent to quantum mechanics has long left physicists wondering whether the observations we make on the quantum level reflect reality - a new test suggests they do

We now have only the second high-quality genome from an ancient Denisovan human, which reveals there were more populations of this species than we thought

A sheet of fabric that is three times stronger than Kevlar could stop a bullet despite being just 1.8 millimetres thick, thanks to the addition of carbon nanotubes that keep its molecules aligned

Existing tools that work out the carbon footprint of flights greatly underestimate their warming impact, say the makers of a new calculator

Rats given a faecal transplant from exuberant toddlers showed more exploratory behaviour, supporting the idea that gut bacteria might affect children’s emotional development

From Claire North’s new novel Slow Gods to a 10th anniversary edition of a brilliant Adrian Tchaikovsky book, there’s lots to watch out for in November’s science fiction

The New Scientist Book Club has various issues with Masud Husain's prize-winning popular science book about neurology

In this passage from the opening of Grace Chan’s sci-fi novel, the November read for the New Scientist Book Club, we are introduced to her protagonists as they spend time in a virtual utopia which is becoming increasingly tempting in a dying world

Grace Chan, author of Every Version of You, the November read for the New Scientist Book Club, explores the philosophical implications of the choices her characters make

The green mummified remains of a teenager buried in Italy 200 to 400 years ago have given us new insights into the preservative properties of copper

Interstellar objects like 3I/ATLAS are exciting, but there is no reason to claim that they are evidence of alien spacecraft – sometimes a comet is just comet, says Robin George Andrews

Standard techniques for removing kidney stones often require repeated surgery, but a magnetic gel seems to make the process more efficient

President Donald Trump appears to have ordered a return to nuclear testing after decades of uneasy but effective treaties banning the practice – but will it actually happen?

Palaeontologists have argued for decades over whether certain fossils are young Tyrannosaurus rex or another species entirely – now they have strong evidence that the diminutive Nanotyrannus really existed

A new type of germanium superconductor could allow classical and quantum chips to be built into one device, creating better and more reliable quantum computers.

People who receive stem cell therapy within a week of their first heart attack have nearly a 60 per cent lower risk of developing heart failure years later

One of the Milky Way’s smallest galactic neighbours seems to have a supermassive black hole at its centre, upending assumptions that it was dominated by dark matter

Photographer Tim Flach's new book Feline explores the mysterious and irresistible world of cats, from the domesticated to the wild, and why we love them

Ochre artefacts found in Crimea show signs of having been used for drawing, adding to evidence that Neanderthals used pigments in symbolic ways

In Ed Sayers's breathtaking documentary, a global community of film-makers capture the wildlife in their local areas. It's a bold departure from the glossy perspective of traditional nature documentaries, says Simon Ings