In desert ecosystems, plant species coexist by growing and flowering at different times, cued by rainfall and other triggers. This diversity strengthens community stability. The invasive Sahara ...

Somehow, the creature slipped through the cracks and made itself a new home in what has been called one of the most invaded estuaries on the planet.

Fennel, Foeniculum vulgare, is a common roadside weed. It grows up to 6 feet tall with yellow flowers and feathery compound leaves. The flowers are shaped like an upside-down umbrella, typical for the ...

And they were right — last week, state officials announced the invasive species had been detected at two separate Southern California lakes that are over 250 miles south of the Port of Stockton. In ...

California authorities seized over 105,000 marijuana plants and 22,000 pounds of processed cannabis in a multi-agency raid. The operation targeted illegal grow sites in the Central Valley and resulted ...

Mr. Zaleski is a journalist who covers science, technology and business. Back in the late 1880s, California citrus farmers found themselves dealing with a crisis caused by a fat bug covered in a ...