Huge 7.8 earthquake strikes off the coast of the Philippines

The southern Philippines was rocked Monday morning by a massive 7.8 magnitude earthquake that also triggered concerns about a possible tsunami in the region. 

Heat map: Here's who's least likely to have air conditioning

As summer temperatures climb, new Census Bureau data reveals that access to air conditioning isn't equal across all counties.

Northern Lights likely to be visible across northern US Thursday night

The Northern Lights are expected to be visible across the northern U.S. on Thursday and possibly early Friday after a strong geomagnetic storm watch was issued.