A screen grab from an ad by the Defend My Dividend campaign, which is funded by utilities and other companies. They don't support a proposed increase in taxes from investment income. YouTube hide caption

itoggle caption YouTube

Can You Tell Emotion From Faces Alone? A new study suggests that when people evaluated just facial expressions — without cues from the rest of the body — they couldn't tell if the face was showing a positive or negative emotion. Enlarge this photo to see the answers. Hillel Aviezer/The Hebrew University of Jerusalem hide caption

itoggle caption Hillel Aviezer/The Hebrew University of Jerusalem

A worker inspects a huge target chamber at the National Ignition Facility in California, in 2001, where beams from 192 lasers are aimed at a pellet of fusion fuel in the hopes of creating nuclear fusion. Joe McNally/Getty Images hide caption

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The National Restaurant Association says getting restaurants to focus on the food waste problem is a big challenge. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

Girls line up at the Bernalillo County Juvenile Detention and Youth Services Center in Albuquerque, N.M. Jenny Gold/NPR hide caption

itoggle caption Jenny Gold/NPR

Col. Eric Schwartz (left), Dr. Najeeb Hanoudi (center) and Maj. Ron Cooper outside Hanoudi's home in Southfield, Mich. Emily Fox hide caption

itoggle caption Emily Fox

William Beal, standing at center, started a long-term study on seed germination in 1879. He buried 20 bottles with seeds in them for later researchers to unearth and plant. Michigan State University hide caption

itoggle caption Michigan State University

Legalized marijuana in Colorado and Washington state may open the door to a new kind of tourism. Ed Andrieski/AP hide caption

itoggle caption Ed Andrieski/AP

Some people just aren't into the big Thanksgiving Day extravaganza. Stuart Monk /iStockphoto.com hide caption

itoggle caption Stuart Monk /iStockphoto.com

Skip Latson marks the fake opening of RHM Trust Bank. Bill Bruton hide caption

itoggle caption Bill Bruton

President Obama, with daughters Sasha and Malia, at last year's turkey pardoning ceremony. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

Peter G. Peterson speaks at the Fiscal Summit in Washington, D.C., last year. The event was sponsored by the Peter G. Peterson Foundation. Jason Reed/Reuters/Landov hide caption

itoggle caption Jason Reed/Reuters/Landov

Volunteers bring food to residents of homes damaged by Superstorm Sandy earlier this month in the Staten Island borough of New York City. John Moore/Getty Images hide caption

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President Obama reaches to shake hands with House Speaker John Boehner, during a meeting Friday at the White House to discuss the deficit and economy. Carolyn Kaster/AP hide caption

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Citizens vote in Los Angeles County on Nov. 6. Frederic J. Brown/AFP/Getty Images hide caption

itoggle caption Frederic J. Brown/AFP/Getty Images