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As the U.S. Treasury phases out the use of the penny, it’s creating a host of new challenges for businesses and consumers that could cost all of us a good chunk of change. That’s because eliminating ...

Meta AI, Google Gemini, OpenAI ChatGPT and Microsoft Copilot now have eerily human voices. WSJ’s Joanna Stern strapped the AI bots to a tripod and took them to a cabin in the woods to test their ...

More than 1,700 measles cases have been confirmed so far in the U.S. this year. As measles continues to spread across the United States, questions have emerged about whether the country will retain ...

Canada has lost its measles elimination status, the country’s Public Health Agency announced Monday. It’s the first country in the Americas to do so since the pandemic, and it could serve as a warning ...

The country has seen continuous measles transmission for more than 12 months. Canada has lost its measles elimination status after struggling to contain a year-long outbreak, the country's public ...

Canada has lost its measles elimination status amid a large ongoing outbreak of the virus, the Public Health Agency of Canada said Monday. Canada’s health agency was informed by the Pan American ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

Artificial intelligence chatbot platform Character.AI announced on Oct. 29 that it will move to ban children under 18 from engaging in open-ended chats with its character-based chatbots. The move ...

Teenagers are trying to figure out where they fit in a world changing faster than any generation before them. They’re bursting with emotions, hyper-stimulated, and chronically online. And now, AI ...

The start-up, which creates A.I. companions, faces lawsuits from families who have accused Character.AI’s chatbots of leading teenagers to kill themselves. By Natallie Rocha and Kashmir Hill Natallie ...