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Researchers at Intel and the University of California at Santa Barbara say they have created a new kind of silicon-based chip that can produce flashes of laser light. Such optical chips could eventually lead to faster computers and telecommunications networks.

How is the internet increasing learning opportunities for people, and revolutionizing education around the world? We speak to the author of the new book "The World is Open: How Web Technology is Revolutionizing Education."

Round Two: Yawn

How prevalent is cheating in school nowadays, and what can be done to prevent it? We speak to the authors of the new book "Cheating in School: What We Know and What We Can Do," about maintaining academic integrity in the 21st century.

Male circumcision is one of the oldest medical procedures known to mankind. Despite the popularity of the procedure, there is a lot of opposition to neonatal circumcision. We speak to a local journalist, an urologist, and a member of the "intactivist" community about the arguments for and against male circumcision.

Still Hung Up on 2000

How have San Diegans reacted to the political unrest in Iran, which has led to public killings and violence? We speak to Iranian-Americans living in San Diego to get their perspective on the situation.

To celebrate St. Patrick's Day and all things Irish, we have a special hour of music, storytelling and performance for you. The San Diego band Skelpin will perform in our KPBS studios. Members of Write Out Loud will share their favorite Irish literature, and three local Irish will explain what it is about the Irish that Americans just don't understand.

It's late Thursday night at the UltraStar Mission Valley Cinemas.

The way we use social media has evolved in the last decade. It's now part of our culture and most of our daily lives. We take a look at its evolution, what's hot right now, and what's to store for the future.