What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

Meteorologists say the storm may not be as dramatic as the Jan. 23-26 storm, but its track and potential strength aren't yet ...

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

The major storm is set to hit starting on Jan. 23 and will stretch into the weekend, spreading snow and ice from the southern ...

Forecasters are expecting the storm could be the worst of the winter season.

Of all the schemes that humans have devised to keep sea lions from gorging on the salmon of the Columbia River basin, none has worked for long. Local officials and researchers have chased sea lions ...

Preliminary nationwide snow totals from Sunday show some places getting more than 20 inches of snow over the course of the ...

At least 20 states have declared a state of emergency as a significant winter storm hits much of the United States.

Power outages are rising rapidly. The area from northeast Georgia into southern Virginia faces significant icing. Snow is set ...

The amount of rainfall in the southern Amazon basin has declined by 8 to 11 per cent since 1980, largely due to the impact of ...

The ocean is continuously ventilated when surface waters sink and transport, for example, oxygen and carbon to greater depths ...