Temperatures have been below freezing in the northeastern United States over the past few days, accompanied by fresh snowfall ...

A polar vortex may be headed our way later this month. The phenomenon is a low-pressure buildup of cold air that swirls around the polar regions of the Earth. As it expands in the winter, it can send ...

The U.S. Department of Transportation issued an emergency declaration for four northeastern states - New York, New Jersey, Delaware and Pennsylvania - after an outage at one of the largest underground ...

A bright fireball streaks across the skies over Connecticut, New Jersey and Pennsylvania in this views. Credit: Space.com | ...