Elon Musk said Tesla robotaxis will be 'widespread' in the U.S. by the end of the year. The stock just formed a new, lower entry point.

Lawyers for Elon Musk and OpenAI made their final arguments Thursday in the landmark trial whose outcome could shape the future of artificial intelligence.

SpaceX revealed its long-awaited plans to go public on Wednesday, shedding light on the finances and leadership of one of the largest, best-known and yet most secretive private companies in history.

Despite a series of positive developments, Tesla stock might still be too expensive to buy right now.

Questions about the dangers of artificial intelligence have been looming over the trial pitting Elon Musk against OpenAI CEO Sam Altman.

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Elon Musk accused OpenAI of putting commercial gain over the public good, but jurors ruled that the statute of limitations had expired. Mr. Musk’s lawyers said they planned to appeal.

NASA's lunar base plan is up. NASA will host a news conference on May 26 at 2 p.m. EDT or 11:30 PM to present plans for Moon Base, a long-term lunar infrastructure initiative targeting a sustained human presence at the lunar South Pole.

A federal jury has sided with OpenAI and its top executives in a feud with Elon Musk, who accused them of betraying a shared vision for it to guide artificial intelligence's development as a nonprofit dedicated to humanity's benefit.

Elon Musk arrived in Beijing on Wednesday, as his $150 billion lawsuit against OpenAI's Sam Altman played out. But a judge told Musk last month he may be recalled to a California courtroom for further testimony at the request of OpenAI lawyers.