New Scientist Space - Cosmology

Hydrocortisone and testosterone are just two of 13 drugs and supplements that could lessen the impact of genes that accelerate brain ageing

Noughts and crosses, or tic-tac-toe, is a simple game – but twist the rules and you can really spice it up, says Peter Rowlett

The odds are stacked against an all-female robotics team in Rule Breakers, a fantastic film about teaching girls in Afghanistan

In his Atomic series, artist James Stanford showcases "the spectacle and the horror" of growing up near a nuclear bomb testing site

Cosmic Titans, a new exhibition at the University of Nottingham, UK, is a powerful collaboration of artists and quantum physicists that sets out to make the intangible tangible

Our Future Chronicles column explores an imagined history of inventions yet to come – this time how, by the mid-21st century, many people were opting for a "nose job" that would supercharge their sense of smell. Rowan Hooper is our guide.

Feedback would like to bring to readers' attention the retraction of five psychology articles by Nicolas Guéguen, including a "field study" into "bust size and hitchhiking"

Whether social media sites police their platforms using humans or algorithms, content moderation isn't keeping users safe, says Jess Brough

Few people could write so genially, even humorously, about our existential crisis. Henry Gee can, in his excellent new book The Decline and Fall of the Human Empire

For a long time objective measurement of subjective experience was considered impossible, but it is finally becoming a reality, promising a boost for health care and much more

Bone fragments from a cave in northern Spain suggest there were multiple hominin species living in western Europe around a million years ago

Scientists have struggled to explain why global temperatures have shot up in recent years, but ocean cloud cover has now emerged as a crucial piece of the puzzle

Sheets of bismuth, gallium, indium, tin and lead can now be made just a few atoms thick by crushing them at a high temperature and pressure between two sapphires

As a step towards a useful and ultra-secure quantum internet, researchers have created an operating system that coordinates connected quantum computers, no matter what hardware they use

Radical new insights from the science of interoception – how the body senses its internal state – explain the real reasons we feel tired all the time, and how to re-energise

Terry Pratchett was diagnosed with posterior cortical atrophy, a type of dementia caused by Alzheimer’s disease, in 2007 – but an analysis of his Discworld books suggests there were signs of the condition a decade earlier

D-Wave's claim that its quantum computers can solve problems that would take hundreds of years on classical machines have been undermined by two separate research groups showing that even an ordinary laptop can perform similar calculations

Palaeontologists have discovered 66 three-toed dinosaur footprints in a slab of rock that has been on display for 20 years at a school in Queensland

Saturn has dozens of new moons, bringing it to a total of 274. All of the new moons are between 2 and 4 kilometres wide, but at what point is a rock too small to be a moon?

Saturn has dozens of new moons, bringing it to a total of 274. All of the new moons are between 2 and 4 kilometres wide, but at what point is a rock too small to be a moon?