By testing tumors, researchers hoped to identify women who could avoid chemotherapy without increasing their risk of a cancer recurrence. Voisin/Phanie/Science Source hide caption

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Study Of Breast Cancer Treatment Reveals Paradox Of Precision Medicine

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Florida Doctors Outline Zika Risks In Treating Pregnant Patients

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Church In Southern Louisiana Provides Shelter After Massive Floods

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Catholic Church Groups Fight Bills To Revive Old Sex Abuse Cases

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Tropical Storm Colin brought big waves to Fort Myers Beach in Fort Myers, Fla., in early June. Given the threat of serious flooding, Gov. Rick Scott declared a state of emergency in the area. Joe Raedle/Getty Images hide caption

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Climate Change Complicates Predictions Of Damage From Big Surf

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Early morning haze colors Mount Katahdin and its surrounding mountains as seen in 2014 from a height of land along Route 11 in Patten, Maine. The viewpoint is part of the Katahdin Woods & Waters scenic byway. Gregory Rec/Portland Press Herald via Getty Images hide caption

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An artist's depiction of the surface of the planet Proxima b as it orbits the red dwarf star Proxima Centauri, the closest star to our solar system. The planet is a bit more massive than Earth, scientists say, and circles its star once every 11 days. ESO/M. Kornmesser/Nature hide caption

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This Planet Just Outside Our Solar System Is 'Potentially Habitable'

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Clinton Foundation To Adjust Its Model If Hillary Is Elected President

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Trump Courts Black Voters; Appears To Scale Back Immigration Plans

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New All-Boys School Opens In Washington, D.C. To Some Controversy

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