A new study links cold snaps in North America to changes in the polar vortex. The vortex, a low-pressure zone over the Arctic ...

According to the SWPC's viewline forecast, the aurora borealis may be visible over parts of Washington, Idaho, Montana, ...

The same charged particles from the Sun’s atmosphere responsible for the northern lights can also damage Earth’s electrical and communications systems.

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Bucharest, Romania throughout the world ...