Pain, Strain and Gain on the Rae Lakes Loop
Five days, 45 miles, 7,000 feet of climbing elevation, and a welcome escape from the noise of everyday life.
Popular Features
The Rock That Powered California: The Monterey Formation
From microscopic plankton to billions of barrels of oil, few rock formations have shaped California's history more profoundly than the Monterey formation.
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Mountain of Knives
Lookout Mountain obsidian became prized toolstone, traded through Indigenous networks from the eastern Sierra to the Channel Islands.
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The California Supervolcano You Can Visit...and Other Amazing Geologic Attractions
Supervolcanoes, Hot Springs, Fumaroles, Yellow Lakes, and Other Geologic Wonders of Mammoth Lakes
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The Moon May Help Drive California’s Next Flooding Crisis
An 18.6-year lunar cycle is expected to amplify tides just as rising seas push more of California’s coastline toward flooding thresholds.
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Sea Turtles Are Thriving in a Concrete River in Los Angeles
A threatened population of green sea turtles is thriving in the concrete channels of the San Gabriel River in Long Beach.
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The Walls of Yosemite Are Coming Down
Exfoliation helped create Yosemite’s famous rounded granite domes and continues to peel the cliffs apart in massive sheets of rock.
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California Science and Nature News
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Watch: Decode the chatter of birds with a Berkeley neuroscientist
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Judge allows controversial oil company to continue pumping, strips California of oversight
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Key takeaways from investigation into Edison's role in the deadly Eaton fire
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Amid controversy, California officials release long-awaited Delta water plan
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As Lake Mead shrinks, its body count rises
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UC Berkeley computer scientist on the promise and perils of agentic AI
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Universal Pattern Revealed in Quantum Matter
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