Off the California coast, these creatures are getting an evolutionary edge.
The San Francisco Bay Area's crazy quilt-pattern of rock formations -- shaped by earthquakes -- are the key to understanding the region's landscapes. From ice-age dune sand in San Francisco to recently subsided land in the Santa Clara Valley or the veritable maze of earthquake faults in the East Bay, the geology is a fascinating blueprint of the region's natural history.
Our lake is a world-class oddity, an arm of the Bay in the midst of a city. It rises and falls with the daily tides. An inside-out island, a marine habitat surrounded by land, it is truly a mediterranean sea.
Eucalyptus trees on Albany Hill are wasting away from blight. Some people may cheer—but these trees are also home to endangered monarchs.
Ancient and buried riverbeds can move and absorb excess stormwater, storing it for future droughts.
See evidence of “gravitational wasting” erosion on Bay Area hillsides.
Every rock has a story to tell, and geologists know the language.
In her new book Timefulness, geologist Marcia Bjornerud tries to change the culture of right now.
What role might heat play in causing rocks to fall? Scientists look for an answer.
A dam retrofit project reveals a treasure trove from the time when California had a vast inland sea.
Magnified 200 times, these grains from Point Reyes tell an ancient tale.