California's trees are dying, and might not be coming back

The State of California is banking on its forests to help reduce planet-warming carbon dioxide in the atmosphere. But that element of the state's climate-change solution arsenal may be in jeopardy, as new research from the ...

Seagrasses turn back the clock on ocean acidification

Spanning six years and seven seagrass meadows along the California coast, a paper published today from the University of California, Davis, is the most extensive study yet of how seagrasses can buffer ocean acidification.

California wildfires some of largest in state history

Lightning-sparked wildfires in Northern California exploded in size Friday to become some of the largest in state history, forcing thousands to flee and destroying hundreds of homes and other structures as reinforcements ...

SpaceX launches beer malt, caring robot and 'mighty mice'

SpaceX launched a 3-ton shipment to the International Space Station on Thursday, including "mighty mice" for a muscle study, a robot sensitive to astronauts' emotions and a miniature version of a brewery's malt house.

Heavy snow hits parts of southern California

Heavy snow fell in southern California on Friday, as the first blizzard in a generation pounded the hills around Los Angeles, with heavy rains threatening flooding in other places.

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