States like Pennsylvania, West Virginia, and Ohio have seen an increase in oil and gas drilling recently. And this process, hydraulic fracturing or fracking, has created a lot of something else: liquid waste. Now, one disposal company has come up with a controversial plan for transporting that waste, taking it off trucks and putting it, instead, on barges.
That proposal is triggering what has become yet another safety debate between the drilling industry and some environmentalists.
Refrigerators, foam buoys and even ketchup bottles are piling up on Alaska's beaches. Almost two years after the devastating Japanese tsunami, its debris and rubbish are fouling the coastlines of many states — especially in Alaska.
At the state's Montague Island beach, the nearly 80 miles of rugged wilderness looks pristine from a helicopter a few thousand feet up. But when you descend, globs of foam come into view.
The U.S. government is investing millions of dollars in what it considers a promising new industry for American manufacturing: nuclear reactors. The plan is to build hundreds of mini-reactors, dot them around the U.S. and export them overseas.
The placebo effect, in which patients perceive an effect from a fake drug, is even stronger than once believed. Host Laura Sullivan talks to Ted Kaptchuk, professor of medicine at Harvard Medical School, about his research on how sham treatments affect the way we feel.