A new study suggests that more small-scale fishing boats are operating in the Gulf of California than is economically and ecologically sustainable, suggesting that local fishermen are spending more time and money to catch ...
A new nationwide study has unearthed the huge hidden potential of tapping into salty aquifers as a way to relieve the growing pressure on freshwater supplies across the United States.
US mobile chip giant Qualcomm is to refund BlackBerry $814.9 million in royalties overpaid by the Canadian company, according to a tentative arbitration award announced on Wednesday.
A new estimate from the U.S. government shows that California met its goal to produce about half the state's electricity from renewable sources for three hours on March 11.
In the hills of Baja California, Michael Wall and Jim Berrian found a creature that's the stuff of nightmares for most people: a cave spider nearly the size of a tarantula.
In a win for environmentalists, a California appeals court on Thursday upheld a key component of the state's landmark climate change effort that requires companies to buy credits if they exceed pollution limits.
The crippling wintertime droughts that struck California from 2013 to 2015, as well as this year's unusually wet California winter, appear to be associated with the same phenomenon: a distinctive wave pattern that emerges ...
California, one of the most progressive in the US on climate issues, is heading toward a legal showdown with the Trump administration over its environmental policies.
More than half of Southern California's beaches could completely erode back to coastal infrastructure or sea cliffs by the year 2100 as the sea level rises, according to a study released Monday.
Uber says it is resuming its self-driving car program in Arizona and Pittsburgh after it was suspended following a crash over the weekend.