When an ocean wave falls, the ground shakes. Now, those wobbles are getting bigger. Stormier seas and larger ocean swell in recent decades are pounding Earth’s seafloor with more force ...

Ocean waves have chiseled away at this California coastal landmark for nearly a century The last remnants of the Davenport Pier as seen on March 2, 2023, in Santa Cruz County. Silas Valentino/SFGATE ...

The 14-foot diameter Lake Merced Tunnel is used to store combined stormwater and wastewater during big storms when the plant is at capacity. It’s particularly vulnerable because that part of the ...

This aerial view shows a surfer catching a wave at Mavericks Beach in Half Moon Bay, Calif., in December 2023. A rogue wave is characterized as one that's 2.2 times larger than the average wave ...