California has officially added a second massive air tanker to its firefighting fleet, marking a significant expansion in the state’s wildfire suppression efforts just ahead of what is expected to ...

The iconic skyline of downtown Los Angeles has been clouded by smog for decades, so this title should come as no surprise to Angelenos. Yet again, L.A. is the smoggiest city in the U.S., according ...

Los Angeles is home to a diverse array of ecosystems, where hundreds of native wildlife live. Thanks to a robust scientific ...

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...