California's volcanic giants are hard to miss. Mount Shasta looms over the Oregon border. Lassen Peak, the southernmost active volcano in the Cascade Range, erupted just over a century ago, blasting ...
SAN FRANCISCO -- Tsunami advisories have been lifted for California after an undersea volcanic eruption Saturday near the Pacific nation of Tonga. That eruption Saturday sent a plume of ash, gas, and ...
More than a century has passed since the last eruptions of Lassen Peak and Mount Shasta, yet both remain active and are among the top two highest-threat volcanoes in California, according to the U.S.
For outdoor exploration in stunning national parks, California is the land of plenty. From the towering trees of Sequoia National Park, to the undulating, Mars-like landscapes of Death Valley, there's ...
New seismic imaging shows magma lingering beneath quiet Cascade volcanoes, shaping how scientists monitor and plan for eruptions.