This is SCIENCE FRIDAY, I'm Ira Flatow. In 2011, a group of researchers in Japan made a surprising discovery: With the right process, they could turn cement, in fact a component of the Portland cement you can find in the hardware store, they can turn that into a metal, and in its metallic state they could coax the cement to act as a semiconductor.
Got an idea for a classical cartoon or a reaction to this one? Leave your thoughts in the comments section.
Pablo Helguera is a New York-based artist working with sculpture, drawing, photography and performance. His new book isHelguera's Artunes. You can see more of his work at Artworld Salon and on his own site.
Americans do love their bacon, but is that romance a national security issue?
This week, China's biggest pork producer announced plans to buy Virginia-based Smithfield Foods Inc. Republican Sen. Charles Grassley of Iowa wants a national security review by an interagency panel known as the Committee on Foreign Investment in the U.S., or CFIUS.
I'm Michel Martin, and this is TELL ME MORE, from NPR News. Later in the program, we will meet with actress and producer Rita Wilson. She says passing the big 5-0 has liberated her from her creative rut and is editor-at-large of the Huff/Post50 website. She's now launching a new literary section and inviting other 50-somethings to get those creative juices flowing. She'll tell you more about that in just a few minutes.
Now why don't we take a little music break with the occasional feature we call IN YOUR EAR. That's where some of our guest tell us about the songs that inspire them or just make them dance. Today we hear from a writer who decided to dig deeper into what we know about Martin Luther King Junior and other prominent African American men.
This is TELL ME MORE from NPR News. I'm Michel Martin. Coming up, we'll head into the Barber Shop to get the buzz on some hot topics in the news. But first we want to hear about another place to hang out to find out about what's going on in the world. That would be the Internet. And while a lot of people might think that that's the domain of the younger set, it turns out that there is a thriving online world catering to 40 and 50-somethings.