Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: NASA/MSSS/Caltech/ CTX topography: NASA/MSSS/USGS HiRISE: NASA/U.Arizona/USGS/Amaz ...

Over two dozen people needed rescuing, mostly from hiking trails, during Southern California’s “mini heat wave” this weekend. Temperatures climbed to record levels, especially on Saturday, ...

The state is confronting what officials say is an unprecedented confluence of forces that will test its long record of ...

Gaze skyward on any spring and summer night and you’ll surely see what appears to be a star drifting slowly across the night sky. This is probably an ...

NOAA's GOES-18 satellite captured time-lapsed footage of the Palisades wildfire in southern California. The Eaton wildfire ...

SpaceX launched two batches of Starlink satellites aboard a Falcon 9 rocket in a little more than six hours late Friday/early ...

President Trump has said he prefers diplomacy over Iran's nuclear program, but has not ruled out military action ...

Wildfire season may be year-round in California, but some regions are under higher threat of wildfires in the coming months ...

At least 65 percent of urban areas in 25 major cities are sinking, with some local spots dropping by about two inches a year, new research has shown.

Snow cover duration was just above the twenty-fifth percentile of the 25-year satellite record. Snow albedo, also known as snow brightness, started low in early April and decreased throughout the ...

The ocean plays a large role in cycling carbon dioxide in the atmosphere. Determining how much carbon is locked away in the ...

Sunshine is expected in the Valley, with a forecasted high of 80 degrees in downtown Sacramento. Following Monday's Impact ...