Residents of Valdivia, Chile, look over wrecked buildings on May 31, 1960. AP hide caption

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When The Biggest Earthquake Ever Recorded Hit Chile, It Rocked The World

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Researchers are recruiting volunteers to participate in a four-year study trial of cocoa extract. Half of the participants will take capsules containing about as much cocoa extract as you'd get from eating about 1,000 calories of dark chocolate. Dennis Gottlieb/Getty Images hide caption

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A Chocolate Pill? Scientists To Test Whether Cocoa Extract Boosts Health

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John Delaberta is a retired businessman. He supports building a wall on the U.S.-Mexico border. Sarah McCammon/NPR hide caption

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For Some Trump Loyalists, It's Personality Over Policy

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Careful audits of a representative sampling of bills from 37 Medicare Advantage Programs in 2007 have revealed some consistent patterns in the way they overbill, a Center for Public Integrity investigation finds. Nick Shepherd/Ikon Images/Getty Images hide caption

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Singer Juan Gabriel performs during the Latin Grammy Awards in 2009. MARK RALSTON/AFP/Getty Images hide caption

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Juan Gabriel, The 'Divo Of Juarez,' Dies At 66

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In the 1980s and 1990s, Ross was a fixture on PBS. The Joy of Painting invited viewers to watch over Ross' shoulder as he created small masterpieces in under 30 minutes. Bob Ross Inc. hide caption

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The Real Bob Ross: Meet The Meticulous Artist Behind Those Happy Trees

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The Next President's Inbox: Challenges From Russia, China And Everywhere

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Protesters demonstrate against the Transatlantic Trade and Investment Partnership in Germany, in April. Officials conceded that opposition to trade agreements is building on both sides of the Atlantic. Markus Schreiber/AP hide caption

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Job consultant Saskia Ben jemaa sits in a welcome center for immigrants on Aug. 18 in Berlin. The center assists immigrants and refugees with asylum status in finding jobs, housing and qualification recognition of their previous employment and education. Carsten Koall/Getty Images hide caption

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Invincible Iron Man — featuring the debut of a new hero, Riri Williams — is one five books Marvel is using to promote science, math, and arts disciplines through a series of covers. Courtesy of Marvel hide caption

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Donald Trump speaks at Sen. Joni Ernst's Roast and Ride Fundraiser on the Iowa State Fairgrounds in Des Moines, Iowa. Clay Masters/Iowa Public Radio hide caption

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Trump Promises Crackdown On Immigrants At Iowa 'Roast And Ride' Event

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This illustration depicts a yellow fever victim in a Jefferson Street home in Memphis. It's from a series of images entitled "The Great Yellow Fever Scourge — Incidents Of Its Horrors In The Most Fatal District Of The Southern States." Bettmann Archive hide caption

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Firefighters gather near the damaged Sant'Agostino church and rubble and debris of destroyed buildings inside a cordoned-off area on Sunday in the central Italian village of Amatrice. Andreas Solaro /AFP/Getty Images hide caption

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Quarterback Colin Kaepernick of the San Francisco 49ers throws a pass against the Green Bay Packers in the first half of their preseason football game on Friday in Santa Clara, California. Thearon W. Henderson/Getty Images hide caption

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Rodney Earl Sanders, 46, of Kosciusko, who has been charged with two counts of capital murder in connection with the killing of Sister Margaret Held and Sister Paula Merrill. Warren Strain/AP hide caption

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