A series of clipper systems will move across the Northern Tier of the country during the next week, which will bring both snow and reinforce those cold temperatures. The systems will be fast moving, but with three clippers set to impact the region in less than a week, we will see impacts from snow and cold temperatures. Time out the chilly, snowy forecast here.

The relentless early-season cold isn't letting up, as another shot of frigid temperatures is plunging into the country. Here's when it will arrive, who it will affect and how cold it will get.

This week, the king tides are causing havoc in Northern California. With particularly high waves crashing along the shoreline, dangerous conditions and flooding have become a threat.

The Surface Water Ocean Topography satellite captured high resolution measurements of this summer’s Pacific tsunami. The satellite imagery is the first of its kind, bringing new detail and insight to how these massive waves form.

Not even wildlife could ignore Thursday night’s stunning supermoon. Stargazers around the world captured beautiful images of the final full moon of the year. An arctic blast across much of the U.S. helped the ‘Cold Moon’ live up to its name. Watch this video to see the celestial spectacle and learn why this moon event was extra special.