A viral social media post shared thousands of times warned of an "exploding tree risk" as temperatures in the Northern Plains and Great Lakes are set to plunge below zero. But experts say the dramatic ...

New Delhi: At the University of California, Santa Barbara, scientists have advanced a long-standing theory of what happened to the woolly mammoths, mastodons and other animals in the Ice Age—not the ...

Add Yahoo as a preferred source to see more of our stories on Google. Severe cold temperatures hitting much of the country this week could branch out − literally. As people brace for the winter ...

This has been a winter full of surprises. The Philadelphia area has seen the biggest snowstorm in 10 years and one of the longest below-freezing streaks in our history. Nearly every day since ...