Scientists may have finally solved the mystery of strange plume-like structures hidden deep inside the Greenland ice sheet. New research suggests they form through thermal convection—slow, swirling ...

Earth's shadow follows the planet as it orbits the sun. You can get a sense of its enormous, awe-inspiring size by seeing ...

The 2025 Eaton fire's smoke did more than darken the sky: It generated a carbon monoxide and particulate matter surge that ...