Elon Musk, the Tesla CEO, world’s richest man and OpenAI’s cofounder, took the stand Tuesday in a high-stakes trial revolving around a bitter feud between himself and former friends Sam Altman and Greg Brockman that could reshape the future development of artificial intelligence

A teenager charged with sexually assaulting and killing his 18-year-old stepsister on a Carnival Cruise ship will go to trial in over a month

Sinking AI stocks and another climb in oil prices helped pull Wall Street off its record heights

A suspect has been ordered held without bond for murder charges in the killings of two University of South Florida students

Former NBA player and assistant coach Damon Jones has become the first person to plead guilty in a gambling sweep that led to the arrests of more than 30 people, including reputed mobsters and other basketball figures

The Supreme Court seems likely to grant tech giant Cisco’s bid to shut down a lawsuit claiming that the company’s technology was used to persecute members of the Falun Gong spiritual movement in China

A former senior adviser to Dr. Anthony Fauci has been indicted on federal charges alleging he conspired to hide his communications related to COVID-19 research as the pandemic unfolded

General Motors is expecting a $500 million tariff refund after the Supreme Court struck down some of President Donald Trump’s most sweeping levies

A man accused of plotting to attack one of superstar singer Taylor Swift’s concerts in Vienna nearly two years ago has pleaded guilty as his trial began on Tuesday