Under California's Sierra Nevada mountains, a slow yet powerful force will change the entirety of the Earth's crust there.

Sierra Nevada’s rock chip campaign over the Blackhawk project in Nevada has returned a spread of high-grade precious and base ...

By Amy Graff Amy Graff is a San Francisco-based reporter on The Times’s weather team. The Sierra Nevada finally got a big snowfall this week in a winter that has so far been marked by warm ...