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The star is 4 billion years older than any other found to date. NPR's Rachel Martin talks to Timothy Beers of the National Optical Astronomy Observatory in Arizona.

Bode Miller becomes the oldest person ever to win a medal in Alpine skiing at the Olympics, taking bronze. Underdog Andrew Weibrecht garners silver.

Rutgers professor Jennifer Francis says the warming polar air is causing the jet stream to meander, slowing down the march of weather systems across the northern latitudes.

The secretary of state spoke to a group of students in the capital, Jakarta, saying climate skeptics "are simply burying their heads in the sand."

When state legislators impose mandates on schools, educators get nervous. Sometimes, lawmakers want kids to learn legitimate skills; other times, they try to micromanage lessons down to the historical event.

The first fissures witnessed in 2011 have blown wide open, and the country has morphed into the Wild West. One activist who returned to Libya to support the revolution, says the dreams of a new Libya are at risk.

At least seven former Olympians have been elected to Congress. The games offer ambitious athletes something essential to a career in politics: name recognition.

Electronic cigarettes are often billed as safe and helpful for adult smokers trying to kick their habit. But the CDC says 1 in 5 young teens who try an e-cigarette have never smoked tobacco. And between 2011 and 2012, the devices doubled in popularity among middle-school and high-school students.

Over the next two years, Hong Kong plans to burn 28 tons of ivory. Many conservationists hope destroying stockpiles will dampen demand in a country where many wealthy Chinese are buying ivory statues and carvings as investments. Others worry that it may have no effect at all.

New York-based guitarist Peter Bernstein comes to town for a special weekend of education and performance that includes 8 pm concerts in the Jazz Cave on…