The new heat record is an alarming signal of how hot the planet is getting and how fast it’s happening.

(CNN) — A rash of ferocious storms ripped across the central US overnight, spawning tornadoes and killing at least two people. The two deaths were reported in northwest Indiana, a spokesperson for the ...

(CNN) — A potent winter storm will impact the Northeast starting on Sunday, but there are still questions about how big its punch of snow and strong winds will be for some areas. Snow totals and the ...

(CNN) — Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They are responsible for nearly all of the United States’ most violent ...