A team of astronomers has found something that shouldn't exist — at least not according to prevailing models of how stars die. Deep inside a well-studied supernova remnant, r...
Birds are weaving discarded cigarette butts into their nests. Not by accident. Not out of desperation. They're doing it because the nicotine works.What began as an odd...
Somewhere in a British laboratory, a strain of ryegrass is being engineered to produce higher levels of lipids — fats, essentially — that could one day make beef cattle grow...
Something is going wrong inside the colons of young Americans, and nobody can fully explain why.Colorectal cancer — long considered a disease of aging — is now the lea...
Millions of Americans started taking GLP-1 receptor agonists like Ozempic and Wegovy expecting to lose weight, control blood sugar, or both. What they didn't expect — and wha...
Imagine waking up one morning with a slight headache, dismissing it as just another stressful day. But what if that discomfort stems from something far more insidious—a microsco...
Perplexity AI, the search startup valued at $14 billion, just made its most ambitious move yet: a dedicated health product that puts AI-generated medical information directly...
For decades, the hardest part of schizophrenia hasn't been the hallucinations or delusions. Those symptoms — the dramatic ones, the ones depicted in films and whispered about...
The United States generates over 3.5 million tons of medical waste each year. The main users of these tools, such as offices, clinics, and businesses handl...
The federal government's scientific advisory infrastructure — built over decades, staffed by thousands of unpaid experts, and relied upon to guide decisions affecting hundred...
A child sits on the living room floor, a tablet propped against a pillow in front of her. She taps, swipes, watches. Her face is still. Across town, another child holds a pla...
Apple has quietly opened a door that the health care industry has been both dreading and anticipating for years. The company's Health app now integrates directly with Perplex...
In Zambia, a landlocked southern African nation of 20 million people, the math is brutally simple. Roughly 1.5 million Zambians live with HIV. The vast majority of them depen...
A small artisan cheesemaker in Washington state is locked in a standoff with the Food and Drug Administration over a listeria outbreak that federal investigators say is linke...
Twenty years ago, the completion of the Human Genome Project felt like a starting gun. Not a finish line. The landmark paper by Francis Collins, Michael Morgan, and Aristides...