The highest sea temperatures in 400 years could threaten the reef's survival, say scientists.

Two American astronauts face the sudden prospect of spending Christmas and New Year in space.

Nightmare fuel? Maybe – but in a historic moment for the dental profession, an AI-controlled autonomous robot has performed an entire procedure on a human patient for the first time, about eight times faster than a human dentist could do it.

The global average temperature broke a record set in 2023, partly driven by heat in Antarctica.

The European climate service Copernicus says Earth sizzled to the hottest day ever measured last Sunday.

It's taken 10 years to develop and cost billions but the new launch vehicle is finally ready to fly.

The 12-metre high machine has coke bottle eyes and a crude Wall-E-like head, as well as large arms that can be fitted with blades or paint brushes