The firm says its chatbot sees health and wellbeing questions from 230 million people every week.

The End Violence Against Women Coalition said it had been a year since the inital law was suggested

Nieuwe Instituut, RotterdamThey have poisoned emperors, taken over insect brains and survived atomic bombs. This Dantean journey through fungal hell is riveting – though frogs may disagree

Sylvia Plath’s poem Mushrooms is a sinister paean to the natural world. Her observations on fungi are freighted with foreboding, noting how “very / Whitely, discreetly, / Very quietly” they “Take hold...

Astronaut aboard the International Space Station is in stable condition, Nasa said, and a spacewalk was canceled

Nasa is considering a rare early return of its crew from the International Space Station over an unspecified medical issue involving one of the astronauts, after cancelling a planned spacewalk that had been scheduled for Thursday, the agency said.

A Nasa spokesperson said the...

We must not let geoengineering be shaped behind closed doors. Climate justice demands an inclusive approach

As the world faces the challenges of the climate crisis and critical threshold levels or tipping points may be reached soon, a disputable idea is gaining momentum as a potential solution: solar geoengineering – the deliberate reflection of sunlight to cool the planet. Advocates argue it...

Of 17 preservatives studied, higher consumption of 12 of them linked with increased risk of type 2 diabetes

Higher consumption of some food preservatives is associated with an increased risk of type 2 diabetes and cancer, two studies suggest.

The findings, published in the medical journals Nature Communications and the BMJ, may have important public health implications given the ubiquitous use...

Last year was full of unexpected science news, from the discovery of a new colour, to the interstellar visitor 3I/Atlas passing by our solar system, and a world-first treatment with a personalised gene editing therapy. So what will this year bring? Ian Sample and science correspondent Hannah Devlin discuss the big stories likely to hit the headlines and share their predictions for 2026

Clips:...

Analysis finds those who stopped using medication saw weight return four times faster compared with other weight loss plans

People who stop taking weight loss jabs regain all the weight originally lost in under two years, significantly faster than those on any other weight loss plan, according to a landmark study.

Weight loss medications, known as GLP-1 agonists, were originally developed as...

The cost of medication was too high for thousands of CF sufferers around the world. Now a Bangladeshi company is making a generic version that will change lives

Seven-year-old Grant Leitch had an important question for his mother. He asked if his little brother, Brett, who has cystic fibrosis (CF), was going to die.

The South African family, like tens of thousands around the world, have been...

Bronze instrument or carnyx dug up in Norfolk in area inhabited by Celtic tribe led by warrior who fought Romans

An “extraordinary” iron age war trumpet that may have links to the Celtic tribe led by Boudicca in the period they were battling the invading Roman army has been discovered by archaeologists in Norfolk.

The bronze trumpet or carnyx is only the third ever found in Britain, and the...

Grok is being used to digitally remove women’s clothing – something victims describe as “dehumanising”.

Lego says its new tech-enabled products are its “most revolutionary innovation” since it launched its mini-figurines in 1978.

Reflecting a small fraction of incoming sunlight to reduce global heating is not a new idea. It is time to safely experiment

The world is warming fast – and our options to avoid catastrophic harm are narrowing. 2024 was the first full year more than 1.5C hotter than the 19th-century average. Emissions are still rising, with fossil fuel use expected to hit a new high in 2025. Permanent carbon...