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Methane that escaped from the blown-out well caused a significant setback in California’s efforts to control greenhouse gases, but Southern California Gas has promised to mitigate the damage to the environment.

Airs Wednesday, October 29, 2014 at 9 p.m. on KPBS TV

The reef is unusual because it lies in muddy waters, and scientists had only seen hints of its existence until recent research expeditions. They say it's already in danger because of oil drilling.

Cancer cells, it turns out, reflect light in a particular, polarized way that mantis shrimp can see. A tiny camera based on the shrimp's eye might help doctors better visualize tumors during surgery.

Following a national nomination process for a visual artist to honor, the U.K. has announced the new face of the £20 bill. He's known for landscapes, seascapes and innovative depiction of light.

Last August, 3 million gallons of orange wastewater flooded into Colorado's Animas River, ending up in Lake Powell. But Congress has failed to come up with a way to stop this from happening again.

A leader of the maker movement talks about how building stuff can help students, teachers, schools and parents be more creative.

About 27 percent of Food and Drug Administration reviewers who approved hematology-oncology drugs from 2001 through 2010 left to work for the industry they previously regulated, an analysis found.

A searchable website contains more than 100,000 emails and other records that detail the California Public Utilities Commission's dealings with state utility companies over issues such as the shutdown of San Onofre.

Democrats are utilizing confirmation hearings to attack the president-elect's words and positions, which could continue today as Secretary of State-designate Rex Tillerson faces questions on Russia.