The label for the berry blend recalled in June because of pomegranates linked to a hepatitis A outbreak. Food and Drug Administration hide caption

itoggle caption Food and Drug Administration

Buzz, Georgia Tech's mascot, wasn't the only bug in the students' midst last fall. An outbreak of bacterial pneumonia sickened at least 83 in what the CDC called the largest known outbreak at a university in 35 years. Collegiate Images/Getty Images hide caption

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All in the name of science: Volunteers hike in Colorado during their one-week hiatus from electrical lighting. Courtesy of Kenneth Wright hide caption

itoggle caption Courtesy of Kenneth Wright

A side view of the new ant species Eurhopalothrix zipacna. Mounting glue and paper appear beneath the ant, one of 33 new species discovered in Central America by Jack Longino, a biologist at the University of Utah. John T. Longino/University of Utah hide caption

itoggle caption John T. Longino/University of Utah

The offshore wind farm in the North Sea near Borkum, Germany, is nearly complete. The Riffgat facility, seen here on June 23, includes 30 turbines, each with a generating capacity of 3.6 megawatts. David Hecker/Getty Images hide caption

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Roughnecks build a drilling rig at the MEG Energy site near Fort McMurray, Alberta, Canada. In addition to large, open-pit mining operations, tar sands oil can be extracted from the ground by pumping down high-pressure steam. Michael S. Williamson/The Washington Post/Getty Images hide caption

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Golden lion tamarins are one species that are largely monogamous. Felipe Dana/AP hide caption

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The Crosstex NGL Pipeline is just one such project in the country that has forced long, unwanted legal battles between oil companies and landowners. Mose Buchele/KUT hide caption

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The remains of a tree are seen in front of a boulder in the Dome Wilderness area of New Mexico in August 2012. The Las Conchas Fire torched the land in 2011, burning through more than 150,000 acres of forest. David Gilkey/NPR hide caption

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The Ivanpah solar project in California's Mojave Desert will be the largest solar power plant of its kind in the world. Josh Cassidy/KQED hide caption

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Echolocation is second nature to animals such as bats and dolphins. Can humans also find their way using sound as a tool? Ian Waldie/Getty Images hide caption

itoggle caption Ian Waldie/Getty Images