A mystery interstellar object discovered by British astronomers is most likely the oldest comet ever seen.

One of the UK's best-known doctors says he has resigned from the British Medical Association (BMA) because it has "effectively encouraged young doctors…

Heat-related deaths in England and Wales could rise 50-fold by the 2070s as climate change collides with an ageing population, a study has warned.

Four people have been arrested by police investigating cyber attacks targeting M&S, Co-op and Harrods.

A robot has performed realistic surgery on its own with 100% accuracy, researchers have announced.

Researchers say they have found a "powerful double weapon" that could help cancer patients keep their hair during chemotherapy.

Grok, the AI chatbot running on Elon Musk's social media platform, has been updated again after it posted numerous antisemitic messages on X.

An extra 263 Londoners likely died in the recent heatwave, according to stark new estimates.

The chairman of Marks & Spencer has told MPs the company is still in "rebuild mode" - and will be for "some time to come" - following a cyber attack…

Breathing has become "painful" for people in Indonesia after a large lava and ash cloud formed as a volcano erupted, causing flights to be cancelled,…

Mobile phones across the UK will be sent an emergency alert as the government tests the system nationwide.

UK farmers have "nothing more to give" as they fear the government will use agriculture to further reduce US tariffs in a trade deal with the White…