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

(CNN) — A powerful winter storm swept across the central and eastern United States, knocking out power and snarling travel during one of the busiest stretches of the holiday season. The wide-ranging ...

(CNN) — A powerful storm carrying a strong atmospheric river laid siege to California over the last several days — setting records in parts of the state — with evacuations orders still ongoing ...

A rash of ferocious storms ripped across the central US overnight, spawning tornadoes and killing at least two people.