The Trump administration has unveiled new sanctions against China and Russia as part of an escalation to curb North Korea's nuclear and missile programs.

In a statement released Tuesday, the Treasury Department said the goal of this latest round of sanctions is to stem the flow of money going towards Pyongyang's weapons program by tightening the sanctions.

Los Angeles sued the Justice Department on Tuesday over the Trump administration's threat to cut millions in federal funding for so-called sanctuary cities, which limit their cooperation with federal authorities on immigration enforcement.

A decades-long effort to clean up the Chesapeake Bay, the nation's largest estuary, is showing signs of success. But scientists now say progress could be hindered by a hydroelectric dam, located on the Susquehanna River in northern Maryland.

The Conowingo Dam has been holding back pollution for nearly a century, but recent research shows it has filled up with sediment faster than expected.

"It's now at a point where it's essentially, effectively full," says Bill Ball, director of the Chesapeake Research Consortium. "The capacity's been reached."

The developer behind the Dakota Access Pipeline, which for months drew thousands of protesters, has sued Greenpeace and several other environmental groups for their role in delaying the pipeline's construction.

The British publisher of an academic journal has reversed a decision to take down hundreds of articles from its Chinese website.

In a statement released Monday, Cambridge University Press said it's reposting the more than 300 articles to "The China Quarterly."

The push for renewable energy in the U.S. often focuses on well-established sources of electricity: solar, wind and hydropower. Off the coast of California, a team of researchers is working on what they hope will become an energy source of the future — macroalgae, otherwise known as kelp.

If you're a woman, there's a good chance you've used Johnson's Baby Powder at some point. It smells good, and it can keep you dry.

But is it dangerous?

Dr. Daniel Cramer says yes. He's a professor of obstetrics and gynecology at Brigham and Women's Hospital in Boston. He says talc — the mineral in talcum powder — can cause ovarian cancer.

"Overall, women may increase their risk in general by about 33 percent by using talc in their hygiene," Cramer says.

This week's Trump presidency Internet sideshow (see also: Melania appearing to bat Trump's hand away, the president's aggressive handshakes, the frenzy over Kellyanne Conway's inauguration outfit) came in the form of a couture-heavy Instagram post from Louise Linton, a Scottish-born actr

The vicious shade-throwing by the Treasury secretary's wife, Louise Linton, Monday was intended to put an Instagram commenter on blast, but it almost immediately blew up in the Scottish-born actress' perfectly made-up face.

Now, nearly a full day later, the 36-year-old has apologized through a spokesperson.

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South Carolina has a rich military history, beginning in the Colonial Era. SC Public Radio offers news coverage, profiles, and histories of the state's military.

From books to barbecue, from current events to colonial history, Walter Edgar's Journal delves into the arts, culture, history of South Carolina and the American South.

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Stories of people and communities going about the work of recovery from the floods of 2015.

On the Keys is a show about the most versatile of instruments, the piano. But it also features the organ, the harpsichord and most anything that has a keyboard or manual.

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