Technology tycoons Elon Musk and Sam Altman are poised to face off in a high-stakes trial revolving around the alleged betrayal, deceit and unbridled ambition that blurred the bickering billionaires’ once-shared vision for the development of artificial intelligence.

OpenAI says Musk is motivated by jealousy and regret for walking away from the company. And as the race to artificial general intelligence (AGI) barrels full steam ahead, OpenAI a

Tesla's Powerwall home batteries have grabbed headlines recently, but another of Tesla CEO Elon Musk's many big ideas could be reaching an important stage in its development. That would be the "Hyperloop," a system of tubes and windowless pods that's ...