An El Niño is usually expected to herald a cold end to winter in the UK – but this year could be different 

An Aedes aegypti mosquitoShutterstock/SILVIA MAQQ Aedes aegypti mosquitoes and larvae – which can transmit infections like dengue, chikungunya and Zika virus – have been found breeding in the UK. The UK Health Security Agency (UKHSA)

Foreign states and technology firms are scrambling for data from the Ukraine war so they can train the next-generation of AI models that might be used in defence and national security

Lucid dreams, when a person is aware they're dreaming and can often control them, could be induced in people who rarely experience them

The pig kidney that was transplanted into Tim Andrews on 25 January 2025Kate Flock/MGH Photography/Massachusetts General Hospital A genetically modified pig’s kidney kept a man with organ failure off dialysis for nine months while

To cut the cost of key stage 2 assessments, a UK government project proposes to use scripts generated by ChatGPT instead of real children's writing as examples supplied to moderators who check that

A drug made up of THC, the main psychoactive component of cannabis, reduced the severity and incidence of nightmares in people with PTSD

Fields have been scorched by the drought around St Catherine’s Chapel at Abbotsbury in Dorset, UKGraham Hunt/Alamy Summer 2026 is likely to be the warmest on record in the UK, with repeated searing heatwaves