CITY TRAFFIC

THE PROBLEM Congestion caused by commuters carries an annual price tag of $121 billion in wasted time and fuel costs. The average American who drives to work wastes 38 hours in traffic each year. THE INNOVATION City planning authorities increasingly prioritize pedestrians and cyclists over cars. A commitment to public transportation also signals the end of the age when cars […]

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Soap For The Poor

In many developing countries, poor hygiene and sanitation can be a death sentence.  That fact led sales exec Shawn Seipler to quit his job seven years ago to launch Clean the World, a charity dedicated to collecting and recycling leftover hotel soap for those in need.  His company has since partnered with Global Soap, and together the two groups have […]

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Separated at birth

Bao Lulin was always being mistaken for someone else.  People would approach her at the restaurant where she worked in Guizho, China, asking why she didn’t recognize them.  This October she discovered why: Lulin had an identical twin sister from whom she’d been separated at birth; she was living hundreds of miles away.  Each had been adopted and raised with no […]

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Undocumented Immigrants

About 690,000 of the estimated 11 million undocumented immigrants in the U.S.—or about 6.3 percent—have been convicted of a felony or serious misdemeanor, according to a new report from the Migration Policy Institute, a nonpartisan research group.These immigrants, along with the 640,000 who entered the country illegally since Jan. 1, 2014, will be priorities for deportation under new Obama administration guidelines.

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The secrets of supermassive black holes

Astronomers have spotted the most enormous black holes ever detected, inspiring new theories about how such pockets of extreme gravity form. Together, the two objects, which are roughly 300 million light-years away, have more mass than 30 billion suns, University of California at Berkeley astrophysicist Chung-Pei Ma tells the Associated Press. “They are monstrous,” she says. The smaller of the […]

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