American bullfrog populations have exploded around the world with dire consequences for native wildlife. But researchers say they may have found a way to help these species rebound.

President Trump's use of the National Guard in LA raises legal and ethical questions. NPR speaks with Hina Shamsi, director of the ACLU's National Security Project, about them.

The Los Angeles fires were a clear reminder of how climate change is increasingly affecting where we live. That's why all this week, NPR will be bringing you climate solutions related to housing.

The California National Guard arrived in Los Angeles early Sunday morning after President Trump federalized state troops. The move came after Friday immigration raids in and around Los Angeles sparked ...

Los Angeles Mayor Karen Bass talks with NPR's Scott Detrow about President Trump sending National Guard troops to Los Angeles in response to anti-ICE protests.

Service Employees International Union California leader David Huerta was injured in a scuffle with federal agents. Sandra Diaz, vice president of SEIU-USWW California, talks with NPR's Scott Detrow.

Air quality can be impacted by smoke from wildfires. Our reporter set out to build an air filter -- in a style the EPA praised, using only things she already had at home.

Air quality can be impacted by smoke from wildfires. Our reporter set out to build an air filter — in a style the EPA praised, using only things she already had at home.