A dozen years ago, John Mark Dougan, a former deputy sheriff in Palm Beach County, Fla., sent voters an email posing as a county commissioner, urging them to oppose the re-election of the county’s sheriff. He later masqueraded online as a Russian tech worker with a pseudonym, BadVolf, to leak confidential information in violation of…
Elon Musk released the raw computer code behind his version of an artificial intelligence chatbot on Sunday, an escalation by one of the world’s richest men in a battle to control the future of A.I. Grok, which is designed to give snarky replies styled after the science-fiction novel “The Hitchhiker’s Guide to the Galaxy,” is…
Vertex Pharmaceuticals of Boston announced Tuesday that it had developed an experimental drug that relieves moderate to severe pain, blocking pain signals before they can get to the brain. It works only on peripheral nerves — those outside the brain and the spinal cord — making it unlike opioids. Vertex says its new drug is…
