Health officials on Thursday announced a slew of measures that seek to restrict access to gender-affirming health care for young transgender people...

In the era of mega constellations, spacecraft typically have less than a week to avoid crashes

Humans traveling to Mars will need protective habitats to live on the harsh surface. Ice could help

From glowing neurons to newborn memories, here are the most fascinating brain discoveries of 2025

In an exclusive excerpt of her new book The Great Shadow, historian Susan Wise Bauer explores how sickness is distinct from injury and has shaped t...

Billionaire Jared Isaacman is taking the reins at NASA at a challenging time for the space agency, as it faces budget cuts and technical hurdles th...

Astronomers using the James Webb Space Telescope have discovered a bizarre-looking exoplanet that defies explanation

Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth

The U.S. government is dismantling the National Center for Atmospheric Research, jettisoning key climate science projects in the process

A scientist, a journalist and a remarkable scent‑detecting dog race to learn what’s endangering the last southern resident orcas