The modern Christmas themes of peace and joy were in short supply amid the ‘dislocation and danger’ of ancient Judea – as they are in today’s fractured world too.

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging all explanations.

A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

The study suggests the tests could save lives by catching cancer at earlier stages, when it's more easily treated. It predicted that, over a decade of use, MCEDs could reduce stage IV cancer diagnoses ...