China has struck a defiant stance in response to American concerns about Beijing's efforts to expand its influence in the ...

Once thought resistant to invasion, California's deserts are losing native plants to aggressive weedy species like Saharan mustard. New research shows its spread is disrupting biodiversity and ...

Joy Silver, one of the founders of the activist group Courageous Resistance-Indivisible of the Desert, was the master of ceremonies. The group organized the event and worked with unions ...