Susan Mull is a substitute teacher in Lancaster County, Pa. She's lived with HIV for 21 years, the past 13 without health insurance. She says an expansion of Medicaid in Pennsylvania would be "life-changing." Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

One Amish family in Lancaster County, Pa., has three horse-pulled buggies they store in a barn. They all have electric lights powered by rechargeable batteries. One of the buggies even has battery-powered windshield wipers. Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

Sara Busch of Havertown, Pa., owns a Chevy Volt, an electric hybrid. Like a lot of Americans, she's buying less gasoline than she used to, which means she's paying less in gas taxes. Jeff Brady/NPR hide caption

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Penn State hopes to reduce its health care costs by helping employees become healthier. But some faculty members complain that charging them $100 a month for refusing to participate in a health improvement program is unfair. Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

"A œGift for the Grangers" was a recruitment poster for the National Grange printed in 1873. Grange membership around this period was estimated by some to be as high as 2 million. Today it'™s less than 200,000. National Grange of the Order of Patrons of Husbandry hide caption

itoggle caption National Grange of the Order of Patrons of Husbandry

Rancher Bill Gow doesn't want the proposed Pacific Connector Gas Pipeline to travel across his Douglas County, Ore., ranch. While he has refused to negotiate with the pipeline company, ultimately a court may force him and other landowners to allow the project on their land. Jeff Brady/NPR hide caption

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A couple walks past Nassau Hall on the Princeton Unversity campus in Princeton, N.J. A letter to the editor in The Daily Princetonian urging female students to find a husband before they graduate has drawn criticism. Daniel Hulshizer/AP hide caption

itoggle caption Daniel Hulshizer/AP

A police car is posted outside the Women's Medical Society in Philadelphia, on Jan. 20, 2011. Dr. Kermit Gosnell, accused of murder, performed abortions in the clinic. Matt Rourke/AP hide caption

itoggle caption Matt Rourke/AP

As BP leaves the solar industry, Asian countries such as China are taking a lead role in production. Xinhua News Agency/AP hide caption

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Reports indicate that gas pump prices are at their highest level on record for this period of the year, but consumers might see a break in the near future — if all goes well. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images

TransCanada already has begun construction on a southern section of the Keystone XL pipeline. Since it doesn't cross the U.S.-Canadian border, it doesn't require approval from the State Department and President Obama. Sarah A. Miller/AP hide caption

itoggle caption Sarah A. Miller/AP

Interior Secretary Ken Salazar speaks at the dedication for the Southwest's first urban wildlife refuge on the southern edge of Albuquerque, N.M., on Sept. 27, 2012. Salazar has announced that he'll leave his post in late March and return to Colorado. Susan Montoya Bryan/AP hide caption

itoggle caption Susan Montoya Bryan/AP

Matt Damon's character in the movie Promised Land comes to town to convince a landowner to allow a gas company to drill on his property. Scott Green/Focus Features hide caption

itoggle caption Scott Green/Focus Features