The Newsom administration is pushing to build a $20-billion water tunnel. As state regulators hold hearings, the fight over ...

A lithium gold rush is erupting beneath California's Salton Sea, where a $540 billion discovery could supercharge U.S. battery independence.

Trump Weakens U.S. Cyberdefenses at a Moment of Rising Danger The firing of the head of the N.S.A. was only the latest move to erode fortifications against cyberattacks, especially those targeting ...