Much of the universe's regular "baryonic" matter is spread through intergalactic space and in diffuse halos around galaxies, researchers proposed afte...
A recent satellite photo captured a giant comma-shaped cloud of "Saharan dust" being blown above the Atlantic Ocean. The hazy mass hit North America a...
Samples from slag cliffs in England reveal industrial waste products can turn into rock in less than four decades, challenging assumptions about how r...
Ancient supernovas may have blasted Earth with powerful radiation, causing dramatic changes in our climate, and could do so again, posing a threat to ...
The James Webb Space Telescope has revealed dozens of tiny, distant galaxies piercing the fog of the cosmic dark age in the first billion years after ...