Hurricanes are among the most powerful and destructive natural disasters on Earth. But how do hurricanes form, and which ...

A Pineapple Express forms when the jet stream dips south into the tropical Pacific near Hawaii, scooping up warm, moist air ...

Radiation belts are a normal part of the architecture of a planet with a global magnetic field. Stars are constantly leaking particles, borne by a stellar wind; these stream out and, where they ...

A strong Pacific storm will begin to uncoil across Oregon, Washington and Northern California through the weekend, promising heavy rain and snow that will replenish water supplies but could also ...

Forecasters believe there's little risk that the rains expected next week will trigger debris flows and mudslides in Southern ...

The storm brought record-breaking winds to Ireland, knocking out power for hundreds of thousands of people and leaving tens of thousands without water.

Flight cancellations piled up and officials warned of continuing dangerous roads Saturday in the wake of a winter storm that brought biting cold and wet snow to the U.S. South, leading to school ...