Author: Reporter

As hospitals and health care systems turn to artificial intelligence to help summarize doctors’ notes and analyze health records, a new study led by Stanford School of Medicine researchers cautions that popular chatbots are perpetuating racist, debunked medical ideas, prompting concerns that the tools could worsen health disparities for Black patients. Powered by AI models trained on troves of text pulled from the internet, chatbots such as ChatGPT and Google’s Bard responded to the researchers’ questions with a range of misconceptions and falsehoods about Black patients, sometimes including fabricated, race-based equations, according to the study published in October in...

The Biden administration on December 5 said it will give more than $6 billion to a pair of high-speed electric rail routes in the U.S. West, injecting new life into long-stalled projects hailed by supporters as the future of public transportation but bemoaned by critics for their high price tags and lengthy construction times. U.S. senators from California and Nevada said the federal government will give $3 billion for a planned privately-owned route between Las Vegas and the Los Angeles area plus another $3.1 billion for an initial segment of California’s publicly-funded effort to eventually connect Los Angeles and...

The U.S. Postal Service announced sweeping plans in February to reduce greenhouse emissions by diverting more parcels from air to ground transportation, boosting the number of electric vehicles, cutting waste sent to landfills and making delivery routes more efficient. Postmaster General Louis DeJoy described a mix of environmental initiatives and cost-cutting business practices that together would combine to reduce the Postal Service’s contribution to planet-warming greenhouse gas emissions by 40% over five years, meeting the Biden administration environmental goals in the process. “We reduce costs, we reduce carbon. It’s very much hand in hand,” said DeJoy, who acknowledged being...