New Scientist

Physicists find that causal loops, where two events separated in time influence each other in paradoxical ways, are allowed in many theoretical universes, some of which share features with our own

The National Institute of Standards and Technology is about to reveal the next generation of algorithms that will keep our private data safe from snoopers

Snapping shrimps seem immune to the shock waves their claws produce to kill or stun other animals – and it is all thanks to their head gear

As the future generations commissioner for Wales, Sophie Howe’s job is to help guide the government's decisions for the benefit of people yet to be born. She explains how she uses evidence to bring long-term thinking into politics

Mathematicians who have studied the most efficient way to pack spheres in eight-dimensional space and the spacing of prime numbers are among this year's recipients of the highest award in mathematics, the Fields medal

This photograph of solar features called prominences is one of the dazzling cosmic images shortlisted for the Astronomy Photographer of the Year competition, run by the Royal Observatory Greenwich in the UK

A coalition of 17 companies has pledged to begin buying greener concrete this decade, and work towards buying only net-zero concrete within a few decades

The EuroFusion consortium hopes its DEMOnstration Power Plant will take fusion power from the lab to commercial electricity supply by 2054

The EuroFusion consortium hopes its DEMOnstration Power Plant will take fusion power from the lab to commercial electricity supply by 2054

Pioneering reparations programmes meant to address decades of US housing discrimination against Black homebuyers could get a boost from AI decision making

DeepMind researchers have trained an AI system to find a popular policy for distributing public funds in an online game – but they also warn against “AI government”

Most of us have a voice inside our heads and it can be caring, supportive, negative or critical. Learning to control this internal monologue could help you cope with daily stress

Which inner voice do you have? The "faithful friend", the "proud rival", the "ambivalent parent" or the "helpless child"? Getting to grips with your inner chatter (if you have any at all) could dramatically boost your mental health

Invasive worms, considered a major threat to native ecosystems, have been found in 97 per cent of areas for which there are records in North America

Electrodes implanted in the brain were known to release impulses that may "normalise" overactive connections within a specific circuit of the organ, but researchers were previously unsure whether the treatment offered long-term relief from severe depression

A giant water lily that grows in Bolivia has been confirmed as a distinct species that is the world's largest water lily - now named Victoria boliviana

Gene editing with CRISPR can cause off-target mutations, but this seems to happen less often with an enzyme that cuts one of the strands of DNA instead of both

Being already adapted to polar climes could have enabled dinosaurs to survive cold winters in the end-Triassic extinction event when most other animals died out

As they warm up, quantum computers can slow down or stop working altogether. A new kind made with specially engineered diamonds cools as it calculates

Some scientists suggest minerals should be reorganised by the methods that make them, which would increase the known number of minerals on Earth by 75 per cent