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High technology, from satellite imaging to smartphones, is starting to help in the effort toward worldwide human rights. On our monthly segment on ethics in science and technology, we'll discuss how scientific innovations are helping oppressed people and the organizations monitoring human rights abuses.

Airs Wednesday, January 7, 2015 at 9 p.m. on KPBS TV

This week's top stories from Fronteras: The Changing America Desk

The labor market continues its recovery; the economy added 162,000 jobs in July and pushed the unemployment rate to a 4.5-year low. After a string of bad news, things seem to be to turning around for African-American workers, too.

For HRC, their new book about Hillary Clinton's time as the nation's secretary of state, political reporters Jonathan Allen and Amie Parnes gained unusual access to Hillaryworld. In fact, they talked to Clinton herself. They spoke with It's All Politics about some of what they learned.

A one-day exhibit called the “Ideas Expo” highlights five decades of science and technology innovation from University of California San Diego researchers.

Soul food, Vietnamese food, art, music - we'll tell you where you can sample it all on this weekend preview.

Could the microbes that inhabit our guts help explain that old idea of "gut feelings?" There's growing evidence that gut bacteria really might influence our minds.

"The stock market is rigged," Michael Lewis says. In his new book Flash Boys, he describes how computerized transactions known as high-frequency trading are creating an uneven playing field.

David Wineland, a physicist at a federal lab in Boulder, Colo., was recognized for cutting-edge work in quantum computing that's both incredibly esoteric and practical. He'll share the prize with his friend and friendly competitor, Serge Haroche, who is at the College de France in Paris.