California wildfire now second-worst in state history

The monstrous Dixie Fire in northern California has grown to become the second-largest wildfire in state history, authorities said Sunday, with three people reported missing and thousands fleeing the advancing flames.

Hot dates: 2 spacecraft to make Venus flyby

Two spacecraft are set to swoop past Venus within hours of each other this week, using the maneuver to do a little bit of bonus science on the way to their main missions at the center of our solar system.

Desperate Greeks flee as fires ravage Evia island

Hundreds of Greek islanders packed up their belongings and fled their homes on the Greek island of Evia on Sunday as wildfires continued to rage after a record heatwave.