
The Argentine ant is likely the most successful invasive species in California. But a 30-year dataset from Jasper Ridge Biological Preserve suggests they’re not invincible.

In a famous experiment in the early 1960s, the mathematician and meteorologist Edward Lorenz was running computer simulations of weather patterns, trying to see how they changed when he changed variables like wind or temperature at the start. One day, Lorenz decided to round up one of the input variables, from 0.516127 to 0.516, and…

A year of exceptional drama in the lives of Cal’s peregrine falcons continues.

In the last century, the federal government has tried to build its way out of California’s water crisis. The parallel story of the Winnemem Wintu’s displacement is a reminder that we can’t conjure water out of thin air.

A fox looks sick in the Presidio, and Animal Care and Control reports increased numbers of sick raccoons and skunks.

Wetlands breathe in carbon dioxide, but can breathe out methane.