Dental students use practice dummies Aug. 27 in a newly renovated section of Grand Rapids Community College in Grand Rapids, Mich. Health care is one field for which a recent study found that a community college degree produced a strong financial return. Zach Gibson/MLive.com/Landov hide caption

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California has become the first U.S. state to define when "yes means yes" in sexual assault cases on college campuses, after a bill sponsored by state Sen. Kevin de Leon was signed into law Sunday. Rich Pedroncelli/AP hide caption

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Florida Sen. Marco Rubio, shown here at an event in Washington last month, spoke with NPR's Morning Edition about the country's economic challenges. Molly Riley/AP hide caption

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Harvard Square, a large triangular area located in the heart of Cambridge and adjacent to Harvard University and near MIT University — two of the world's top-ranked institutions of higher learning. Darren McCollester/Getty Images hide caption

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President Obama takes the stage at the University at Buffalo on Thursday. Jacquelyn Martin/AP hide caption

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