In a retrospective study, people taking estrogen-only hormone therapy for menopause were less likely to see signs of dementia ...

From a partial eclipse over Berlin to totality over Spain, see some of the incredible images of the August 12 total solar eclipse ...

This study was originally published in 2024 and was criticized as being misleading by other scientists at the time ...

Incredible new video footage reveals a convoy of hundreds of stingrays—a grouping that marine biologists call a “fever”—off the coast of Southampton, N.Y. In the videos, shot by drone by Joanna ...

This study has been touted by Senator Bernie Sanders of Vermont as proof of the benefits of a universal, single-payer health care system, but the research hasn’t been peer-reviewed ...

A new study of the Helix Nebula shows a never-before-seen detail of how dying stars recycle elements. Researchers found it by ...

The 2026 total solar eclipse is finally upon us, marking the first total solar eclipse visible from parts of mainland Europe in almost three decades. Today, for a few brief moments, some one billion ...

There’s a million-dollar prize for proving the Riemann hypothesis. Claude couldn’t pull that off, but it made significant progress on a related problem ...

First glimpsed as “little red dots” in deep-space images from the James Webb Space Telescope, these giant, gas-shrouded black holes are full of surprises ...

Planetary nebulae like the Lion Nebula are glowing shells surrounding a dying star, or white dwarf, at their center. The ...

A heat wave over the Fourth of July weekend could put millions at risk of heat-related illnesses. Here’s what to do to stay safe—and why you don’t just need to drink lots of water ...

A total solar eclipse will take place on August 12, and millions of sky-gazers will, for a few brief minutes, see the world plunged into darkness as the moon passes directly in front of our star. The ...