A strong Pacific storm is bringing soaking rain to Southern California and raising the risk of life-threatening flooding, mudslides and debris flows, especially near burn scars in the Los Angeles area ...

Increased solar activity causes auroras that dance around Earth’s poles, known as the northern lights, or aurora borealis, ...

Hurricane Melissa is expected to make landfall in Jamaica Tuesday, bringing severe winds and flooding. For survivors, the dangers don’t end when the storm passes — hidden hazards like mold, structural ...

Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

Sky-gazers worldwide may get the chance to see a celestial display this week as the annual Leonid meteor shower reaches its peak.

A second typhoon in a week is churning toward the Philippines, with residents in its path warned to flee the looming destructive winds and life-threatening storm surges.

• Moving north: Melissa is an “extremely dangerous” Category 3 hurricane as it closes in on Cuba, the National Hurricane Center warned, after the storm made a historic landfall in Jamaica as one of ...

Over the next 10 days, scientists say, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere.