The federal government promised almost 30 years ago to find a place to bury nuclear waste from power plants. It hasn't. So 70,000 tons of waste is piling up at power plants around the country, and a federal appeals court has told the government it needs to prove the temporary solution is truly safe.
Researchers have found traces of HIV virus in the cells of a man who was the first to be cured of the infection with bone marrow transplants. The findings raise fresh questions about how to define a cure for HIV/AIDS.
When scientist Kevin Arrigo set out to lead a joint Stanford University-NASA expedition into the Chukchi Sea between Russia and Alaska, he believed the ecosystem below the Arctic pack ice was a watery desert. What he found under the ice though was an algae bloom spanning at least 60 miles. He talks with Audie Cornish about the discovery.
Kristen Iversen spent her childhood in the 1960s in Colorado near the Rocky Flats nuclear weapons factory, playing in fields that now appear to have been contaminated with plutonium. In FullBody Burden, she investigates the environmental scandal involving nuclear contamination around her childhood home.
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