What if some black holes aren’t black holes at all? A new theoretical study suggests that when a massive star collapses, it ...

Millipedes may have been crawling across Earth's landscapes nearly 460 million years ago, long before vertebrates ventured ...

People taking popular weight-loss drugs such as Ozempic, Wegovy, Mounjaro, and Zepbound may be losing pounds, but they could ...

A three-year study of nearly 4,000 adults ranging from age 19 to 94 found that brain health can improve at any age, ...

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars ...

A surprising new study suggests that completely eliminating sugar may backfire. Mice on a sucrose-free low-fat diet showed worse blood sugar control, increased inflammation, disrupted gut bacteria, ...

A newly identified crocodile species nicknamed “Lucy’s hunter” prowled Ethiopia’s rivers when Lucy’s species walked the Earth ...

Ancient encounters between humans and the mysterious Denisovans are still shaping people today. By analyzing genomes from populations across the Pacific, researchers uncovered evidence that the ...

A new international study finds that middle-aged Americans are lonelier, more depressed, and experiencing worse memory and health than earlier generations. Researchers say growing financial strain, ...

A new treatment that blocks an aging-related protein restored lost cartilage in old mice and helped prevent arthritis after ...

A bold claim that the universe’s accelerating expansion was an illusion has been put to the test—and failed. Researchers ...

NASA has selected the Artemis III crew for a high-stakes 2027 mission designed to test the future of lunar exploration.