Sierra Nevada shown to have two geologic birthdays

When geologist Elizabeth Miller started mapping a fault system in Death Valley, she questioned the origin of some sedimentary rocks previously assumed to be locally derived. Now, analysis has revealed where they really came ...

Official: Wildfire near Lake Tahoe largely kept from towns

The huge wildfire near the Lake Tahoe resort region was about half contained Tuesday, with the head of California's firefighting agency saying crews largely have been able to keep flames away from populated areas.

California wildfire near Lake Tahoe nearly half contained

The huge wildfire near the Lake Tahoe resort region was about half contained Tuesday, with the head of California's firefighting agency saying crews largely have been able to keep flames away from populated areas.

California winds shifting as wildfire battles go on

California weather was heating up and winds were shifting Thursday as more than 14,000 firefighters battled wildfires up and down the state, including a major blaze they hoped to keep out of the Lake Tahoe resort region.

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