Talk of the Nation from NPR

Many people hope to die peacefully at home surrounded by their loved ones, but unfortunately it usually doesn't turn out that way. Thirty percent of Americans die in nursing homes, more than half die in hospitals and nearly half of those people spend their last days in intensive care units.

In his book The Best Care Possible, Dr. Ira Byock argues that the way most Americans die is a national disgrace — an ethical, moral and economic crisis that will get a great deal worse as the baby boomers age.

Speaking in South Korea, President Barack Obama said that the U.S. can further reduce its nuclear arsenal, while maintaining its security. Some insist that a credible nuclear deterrent requires a sizeable stockpile of weapons.

Florida's "Stand Your Ground" law faces increased scrutiny after the death of Trayvon Martin, the unarmed teen who was shot and killed by neighborhood watch volunteer George Zimmerman. State Rep. Dennis Baxley (R-Fla.) co-sponsored the law and says it does not appear to be applicable to that case.

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan.

As part of an NIH-funded project, Bradley Smith, associate dean for creative work, research and graduate education at the University of Michigan, posted a collection of optical images and MRI scans of human embryos to the web. Intended for a clinical audience, Smith talks about the unexpected response he got from the public.

At age 11, actor Alan Alda asked his teacher what a flame was. He received a confusing answer: "oxidation." In the spirit of better communicating science, he's created the "Flame Challenge," a contest in which scientists do their best to define a flame. Eleven-year-olds from around the world will judge the entries.

Transcript

IRA FLATOW, HOST:

Though the Chevy Volt and Nissan Leaf entered the market to fanfare, the battery-powered cars haven't been selling as quickly as hybrid models such as the Toyota Prius. Industry experts discuss electric car technology, from batteries to charging stations, and what it might take to encourage drivers to make the shift.

A new romantic comedy opens in theaters this week, and it stars a scientist as the likeable, and only slightly nerdy, main character. The film's writer and director, former scientist Valerie Weiss discusses Losing Control, and why she made the shift from lab bench to big screen.