A long-debated platinum spike in Greenland ice is best explained by volcanic activity rather than a cosmic impact, reshaping ideas about what triggered the Younger Dryas cooling. An unusual platinum ...

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

BOISE, Idaho — This story originally appeared in the Idaho Press. Make-A-Wish Idaho is hosting its 23rd annual Gebert-Arbaugh Polar Bear Challenge on Saturday, Jan. 10 at Lucky Peak State Park. The ...