National News

Carlo Ratti of MIT designed this "supermarket of the future" exhibit. If you move a hand close to a product, a digital display lights up, providing information on origin, nutritional value and carbon footprint.

At World's Fair In Italy, The Future Of Food Is On The Table

For the next six months, Italy is hosting a dinner party — and the entire world is invited to attend.

The event, called Expo Milano 2015, is the latest World's Fair. This year's theme is "feeding the planet, energy for life." The global population is projected to pass 9 billion by 2050, and Expo organizers want to start a global conversation now about sustainability, biodiversity and food security.

Adult Course Offers Learning For The Sake Of Learning

When we talk about higher education for the poor, we often mean community colleges and getting a degree in order to make more money. But 20 years ago, a writer in New York City decided that the poorest members of society should have the same access as wealthier people to learning, just for the sake of learning.

I visited one of these programs — called a Clemente course — in Harlem on a Thursday night.

"Can you live in a good life in a society where people are doing different things?" asks the teacher. "Of course," replies a student.

Does Your Neighborhood Doom You To An Early Death?

For almost a decade I worked as a nurse home visitor in Philadelphia with a well-regarded program that pairs nurses with first-time moms. In the morning I would put on my backpack full of child-development accoutrements, grab my baby scale and jump on the 23 bus.

In the Center City/downtown area where I lived, life expectancy was 78 to 80 years. When I got off the 23 bus less than 15 minutes later in lower North Philadelphia, it was less than 70 years.

Alcohol consumption is low in Asia — but it definitely happens. Above: Vietnamese imbibe at a open-air beer bar in Ho Chi Minh City.

Who's Addicted To What? The First Worldwide Guide

We've always known that people around the world smoke, drink and use illegal drugs. But we've never known just how much people abuse substances, nor whether illegal or legal drugs do more harm to human health – until now.

John Kerry Breaks Leg In Bicycle Accident Outside Geneva

Updated at 11:40 a.m. ET

U.S. Secretary of State John Kerry has broken his leg in a bike crash outside of Geneva, the State Department has confirmed.

"Secretary Kerry broke his right femur in a bicycling accident this morning in Scionzier, France," State Department spokesman John Kirby says.

Graham speaks to reporters in December 1998 about the impeachment trial against President Bill Clinton.

5 Things You Should Know About Lindsey Graham

South Carolina Sen. Lindsay Graham is set to get into the presidential race Monday with an announcement in Central, S.C., the small upstate town where he was raised. Graham, 59, is the senior senator from South Carolina and one of the few in the crowded Republican primary field with military experience. He says he's running for president because "the world is falling apart."

Two men sit inside the chapel at Halden prison in far southeast Norway in this picture taken in 2010. Prisoners here spend 12 hours a day in their cells, compared to many U.S. prisons where inmates spend all but one hour in their cell.

In Norway, A Prison Built On Second Chances

The first thing you notice when you enter the grounds of Halden Prison in Norway's far southeast is the forest: Pine and birch trees surround buildings of dark black brick with elegant windows. There's no concrete exercise yard here; it looks like a university campus.

Are Hoidal, the prison governor, smiles at the incredulous reaction of visitors. The effect of the prison design was intentional.

Beau Biden (left) and his father Joe Biden at the 2008 Democratic National Convention in Denver.

Beau Biden, Vice President Joe Biden's Son, Dies After Cancer Battle

Beau Biden, Vice President Joe Biden's older son, has died after battling brain cancer, the vice president announced Saturday. Beau Biden, a former attorney general of Delaware, was 46.

"It is with broken hearts that Hallie, Hunter, Ashley, Jill and I announce the passing of our husband, brother and son, Beau, after he battled brain cancer with the same integrity, courage and strength he demonstrated every day of his life," Joe Biden said in a statement issued by the White House. Hallie Biden is Beau Biden's wife; Hunter and Ashley are his brother and half-sister.

Seeing What Isn't There: Inside Alzheimer's Hallucinations

In this episode of NPR's series Inside Alzheimer's, we hear from Greg O'Brien about his struggle to deal with the hallucinations that are an increasing part of his illness. O'Brien, a longtime journalist in Cape Cod, was diagnosed with early-onset Alzheimer's disease in 2009.

The sun sets along 42nd Street in Manhattan in 2013 during a semi-annual phenomenon known as "Manhattanhenge," when the sun aligns perfectly with the city's transit grid.

Manhattanhenge Set To Wow New Yorkers Tonight

It's a semi-annual alignment of sun and skyscrapers in downtown New York and it's happening tonight at 8:12 p.m. ET.

Clouds on Friday night masked the phenomenon of Manhattanhenge (#Manhattanhenge), as the sun casts a shaft of light between the buildings.

Tonight, the "full sun" Manhattanhenge will be visible, weather permitting.