NPR News

After concentrating on Iowa more than any other Republican presidential candidate, Rick Santorum is gaining on front-runners Mitt Romney and Ron Paul, a new Des Moines Register poll shows. Santorum is hoping to consolidate Iowa's Christian conservative vote — the strategy that won the state for former Arkansas Gov. Mike Huckabee four years ago.

Jeanne Zyzda did not expect more than 100 people in her Sioux City coffee shop, the Daily Grind. Not all at once, and not on a holiday.

For generations of Japanese, smoking has been all but synonymous with manhood and hard work. During Japan's high-growth period in the 1960s, the smoking rate for males topped 80 percent, twice as high as the rate during America's smoking heyday.

In a country that's so tobacco friendly, it's no wonder anti-smoking initiatives have trouble gaining traction. That's despite the estimated $90 billion being spent on cigarette-related health costs and damages every year, three times what cigarette sales bring in annually, according to the Japan Health Economics Association.

Chinese leaders made a rare condolence visit to North Korea's embassy in Beijing last month.

Broadcast on China Central Television, the leaders – dressed in black suits — bowed in unison towards the portrait of Kim Jong Il. Why show so much respect to a man who caused so much misery?

One reason: fear of something worse.

Companies making genetically modified animals face a regulatory morass in this country. It's not always clear which federal agency has responsibility for regulating a particular animal, and even when one agency does take the lead, the approval process can drag on for years.

The companies say this uncertainty means their technologies may die without ever being given a chance.

Take the case of the British company Oxitec. It has developed a genetically modified mosquito that the company says can be used to combat a disease called dengue.