Typhoon Kalmaegi battered the Philippines, and it's now heading for Vietnam as another potential monster storm grows at sea.

Auroras may be visible from Alaska to Illinois as geomagnetic storm conditions are predicted to continue tonight.

If you were up around 1 a.m. ET Thursday, you may have seen the northern lights when activity was high. But through the day ...

Burgas is Bulgaria's only oil refinery, and was a key part of Lukoil's foreign business empire, which is being threatened ...