Tropical Storm Alvin officially spun up Thursday as the first named storm in 2025 and is making its away across the Pacific.

Tropical Storm Alvin formed in the the eastern Pacific Ocean on Thursday, May 29, becoming the first named storm anywhere in ...

Tropical Storm Alvin has officially become the first named tropical cyclone of the year in the Northern Hemisphere ... Storm Sarah developed in the Western Pacific on June 2.

As of late May, not a single named storm has formed in any of the Northern Hemisphere’s primary tropical cyclone basins — the Atlantic, Eastern Pacific, Western Pacific, or North Indian Ocean.

Winter is coming. Today, in fact! Each December, the winter solstice marks the official start of astronomical winter in the Northern Hemisphere and the shortest day of the year. This year ...

An unusually strong solar storm hitting Earth produced stunning displays of color in the skies across Western Pennsylvania and the Northern Hemisphere early Saturday, with no immediate reports of ...

The vernal equinox arrives on Tuesday, marking the start of the spring season for the Northern Hemisphere. As the Earth travels around the sun, it does so at an angle. For most of the year ...

A NASA map shows the regions across the Northern Hemisphere where tomorrow's partial solar eclipse will be visible, how much of the sun will be blocked out, and what time the eclipse will hit its ...