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.

(CNN) — A rare, monstrous EF5 tornado that struck the United States more than three months ago was the first of its kind in more than a decade, experts announced Monday. A tornado that roared through ...

More than 30 million people are under winter weather alerts across the Midwest and Northeast early this week with another storm threatening to upend travelers’ plans on what is expected to be one of ...

(CNN) — More than 100 homes were damaged Monday afternoon after a tornado ripped through Harris County, Texas, Constable Mark Herman said in a Facebook post. No serious injuries or deaths have been ...

(CNN) — More than 100 homes were damaged Monday afternoon after tornadoes ripped through Harris County, Texas, Constable Mark Herman said in a Facebook post. No serious injuries or deaths have been ...

São Paulo (CNN Brazil) — A deadly tornado tore through a state in southern Brazil, killing six people and injuring at least 750, local authorities said. Paraná Governor Ratinho Júnior described the ...