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Miniaturizing technology is really hard — gears, rotors, belts and pistons that work perfectly at human size just don't work very well at the small scale. So researchers are turning to insects for ideas about how to make tiny flying robots and cameras — and driving a new generation of gadgets.

Days after President Obama became the first sitting president to speak before Planned Parenthood's national conference, the administration alienated some women's health groups with a controversial decision about access to emergency contraception.

During the second hour, Bruce Adolphe elaborated on his life as a composer & educator. We listened to his pieces from recordings & got the back-story on…

Reversing a trend that dates back to the 1990s, the lobbying industry is becoming more secretive. And campaign money now looms ever larger as a critical element in the persuasion business.

President Barack Obama is in Mexico for talks with President Enrique Pena Nieto and a speech to young people. His trip aims to highlight the strong ties between the neighbors as well as the need for continuing cooperation on security and immigration matters.

Ever since her vote against legislation to mandate background checks for all gun sales, New Hampshire Senator Kelly Ayotte has seen her poll numbers slip. This week, the Republican met protesters as she made her way around the state.

Reporter Jim Yardley of The New York Times has learned a lot about the man who owned the building in Bangladesh which collapsed last week, killing more than 500 people. He talks to David Greene about the owner's place in a corrupt system, and the challenges facing the country's garment industry.

Reporting in Proceedings of the National Academy of Sciences, researchers write of finding fossils of bacteria-like organisms that lived nearly two billion years ago. Paleobiologist Martin Brasier of the University of Oxford explains that these ancient creatures belched hydrogen sulfide, the stench of rotten eggs, after meals--suggesting the early Earth may have been a smelly place.

In 2011, researchers at CERN found a way to trap and hold particles of antihydrogen for about 15 minutes at a time. Jeffrey Hangst, spokesman for the ALPHA project at CERN, describes how scientists are trying to measure basic properties of the particles, such as their mass.

South Carolina's 1st Congressional District hasn't elected a Democrat since 1978. But in a race against scandal-ridden former Gov. Mark Sanford, Democrats think their candidate, Elizabeth Colbert Busch, has a chance to pull it off in Tuesday's special election.