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Cold-water fish, snow-dwelling bugs and some grasses have evolved natural antifreeze proteins to avoid turning to ice cubes. Peter Davies, a biologist at Queen's University in Ontario, discusses how these antifreeze substances work, and their applications for human problems--like keeping the ice out of ice cream.

Bass died on Dec. 27, 2012. We'll listen back to a Fresh Air interview from March 1995, in which she spoke about performing at funeral homes as a girl in St. Louis and how secular music wasn't allowed in her childhood home.

South Korea now appears to be the fastest-aging country in the world. The government has launched a series of creative programs, including a network of community centers for dementia patients and training for young people that simulates the physical and mental effects of old age.

Scientists have cooled potassium gas to one billionth of a degree below absolute zero. But in the quantum world, that's actually hotter than the Sun. It's hotter, even, than infinity degrees Kelvin. Vladan Vuletić, a quantum physicist at MIT, talks about this 'Bizarro World' temperature.

The Pakistani military's Armed Forces Institute for Rehabilitative Medicine in Rawalpindi is the top rehab center for veterans wounded in what they call "the war on terror." Most of the young men there are from the country's Frontier Corps and have fought in Waziristan. They have lost arms and legs to roadside bombs and improvised explosive devices. Pakistan is doing its best to get them artificial limbs. But a new program goes a step further. The hospital is furnishing some men with blade legs and training them for the Paralympics.

Friday's jobs report showed moderate growth, but much remains the same for people who have been out of work for months. As the job market itself changes, some of the longer-term unemployed can be among the last to get hired because of a real or perceived lack of skills.

The "fiscal cliff" wasn't the first time Vice President Joe Biden has helped carry a deal across the finish line. Though critics dismiss him as a gaffe-prone windbag, he has reached across the aisle many times to get compromises through Congress.

Photographer Eugene Richards explains why, 40 years after his first visit to the Arkansas Delta, he decided to go back.

The paper industry once employed thousands of people across the state. Now, mills are closing. John Schmid of the Milwaukee Journal Sentinel reported on the state of the industry in Wisconsin as well as in China. He explains how the state is losing a publishing-grade paper mill each year.

Over the past decade, colleges and universities across the country have seen an influx of students with mental health needs. Some campus health centers are exploring new systems to help meet the growing demand for services.