Top ultra-processed food researchers call for sweeping policy change: ‘The system is rigged’

Risk from toxic metals can persist months after wildfires, Maui study finds

STAT+: Merck discontinues a crucial antibiotic despite concerns over superbug resistance

Trump administration asks Supreme Court to allow transgender medical care restrictions in prison

Scientists can’t stop using AI, even when forbidden from doing so

Our food system is vulnerable to El Niño, warns UK climate minister