OpenAI has answered Apple’s trade-secrets allegations with published emails and messages, turning a dispute over former employees into a test of both companies’ device ambitions.

Christopher Phillips concealed Sylvia Phillips’s death for nearly three years at their home in south Wales while her pension and benefits continued to be paid.

A discarded Falcon 9 stage is expected to hit the lunar surface on Wednesday at more than 5,400 miles per hour, creating a fresh crater and a plume of dust that may be visible t...

The discovery of 400 historic shells follows intense burning in Le Porge, where explosions were mistaken for gas cylinders.

Surging oil prices driven by supply disruptions in the Strait of Hormuz propel quarterly earnings to $5.73 billion.

Extreme heat and prolonged drought are disrupting nuclear and hydroelectric generation, river transport, agriculture and industrial production from Britain and France to Hungary...