Another Alberta clipper system will bring snow from the northern tier into the Midwest and Northeast this weekend. Major cities along the Interstate 95 corridor, like New York City and Philadelphia, could see their first measurable snow of the season. Widespread snow totals of 1-3 inches are expected with totals up to 8 inches possible in some locations. Check out the timing here.

In what has already been a frigid December, yet another cold plunge is on the way. Here's how cold it will get and whether there is any relief ahead.

This week it's all about an arctic blast that will bring frigid air and gusty winds. Wind chills below zero could be felt in some NFL stadiums in week 15.

Record river flooding is ongoing in parts of Washington State, but following a drier weekend, a new worry for wetter weather will arise early in the week ahead.

NASA scientists are working to regain contact with a spacecraft that has orbited Mars for more than a decade. The space agency lost contact with the MAVEN in early December. The orbiter not only explores the upper atmosphere of the red planet, but it’s also a communications relay for the two NASA rovers on Mars. Most recently, it captured an image of the comet 3I/ATLAS. Watch this video to learn more.