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Ejaculating within 48 hours of providing a sperm sample for IVF seems to lead to greater success rates than abstaining from ejaculation for longer ...

By requesting copies of the then-UK technology secretary's ChatGPT logs, New Scientist set a precedent for how freedom of information laws apply to chatbot interactions, helping to hold governments to account ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to come thick and fast. But when we've found it, how will we know for sure?

From vitamin C to your microbiome and mindset, the latest science of immunity is often counterintuitive. Here's how to give your system a fighting chance to overcome infection ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer scrutiny ...

Mysterious 'little red dots' seen by the James Webb Space Telescope can be explained by a new kind of black hole enshrouded in an enormous ball of glowing gas ...

We have only just started to understand how our brains clean themselves, but columnist Helen Thomson finds promising evidence for how to boost this process ...

From massive solar panels to the difficulty of staying cool - not to mention high-energy radiation - there are a lot of engineering problems that need to be solved before we can build data centres in space ...

After starting the year with its first known bird flu death, the US expanded its efforts to contain the virus, which enabled it to end its public health emergency response months later ...

Rapid advances in the kind of problems that quantum computers can tackle suggest that they are closer than ever to becoming useful tools of scientific discovery ...