Earth’s vertebrate diversity may be far richer than anyone realized. A sweeping analysis of more than 300 studies suggests that for every known fish, bird, reptile, amphibian, or mammal species, there ...

Tiny, tooth-sized fossils have just reshaped the story of our deepest ancestry. Paleontologists have discovered the southernmost remains ever found of Purgatorius—the earliest-known relative of all ...

Why do we tip—even when we know we’ll never see the server again? New research suggests it’s not just about rewarding good ...

As millions turn to ChatGPT and other AI chatbots for therapy-style advice, new research from Brown University raises a ...

K’gari’s iconic lakes have existed for tens of thousands of years—but they haven’t always been full. New research shows that ...

A tiny wireless implant is giving new hope to people blinded by advanced age-related macular degeneration. In a major ...

Researchers are developing a two-part therapy for type 1 diabetes: lab-made insulin-producing cells paired with ...

Even in the ultra-dry Atacama Desert, tiny soil-dwelling nematodes are thriving in surprising diversity. Scientists found ...

Icy moons circling the outer planets may be far more dynamic—and explosive—than they appear. New research suggests that when ...

Surviving cancer at a young age may come with an unexpected cost: faster aging at both the cellular and brain levels. Researchers found that survivors often show signs of being biologically older than ...

Polyamines—natural molecules found in every living cell—have become stars in the longevity world for their ability to boost cellular cleanup and support healthy aging. But there’s a dark twist: high ...

Astronomers have long known the universe is expanding—but exactly how fast remains one of the biggest mysteries in cosmology. Different techniques for measuring the Hubble constant stubbornly disagree ...