Two women check their cellphones as they hawk their wares on a bridge over the Artibonite River, whose waters are believed to be the source of Haiti's 2010 cholera outbreak. Nicholas Kamm/AFP/Getty Images hide caption

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A Libyan oil worker at a refinery inside the Brega oil complex, in eastern Libya, on Feb. 26. Production at Brega has dropped by almost 90 percent amid the country's crisis because many employees have fled, and few ships are coming to the port. Hussein Malla/AP hide caption

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Workers move a section of well casing into place at a natural gas drilling rig near Burlington, Pa. The industry is expected to drill as many as 10,000 new wells in the next few years. Ralph Wilson/AP hide caption

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Last year, the Obama administration canceled plans to make Yucca Mountain the permanent storage site for the nation's nuclear waste. The half-built site is seen here in a file photo from 2006. Isaac Breekken/AP hide caption

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The U.S. Nuclear Regulatory Commission says American nuclear plants need to be better prepared for the sudden and continued loss of electric power. Above, the Limerick Generating Station, a nuclear power plant in Pottstown, Pa. Stan Honda/AFP/Getty Images hide caption

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Instead of building costly, huge nuclear power plants like the Exelon Byron station in Byron, Ill., engineers are scaling down — aiming for garage-sized reactors that produce just one-tenth the amount of electricity of a conventional facility. Jeff Haynes/AFP/Getty Images hide caption

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Is The Future Of Nuclear Power In Minireactors?

Miniature nuclear reactors — some small enough to fit in a two-car garage — are an appealing alternative to massive, multibillion-dollar power facilities.

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CT scans of fossil Hadrocodium skulls allowed scientists to reconstruct its brain. The olfactory bulbs, located at the front of the brain, grew steadily larger as millions of years passed. Matt Colbert/University of Texas at Austin hide caption

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Geologists drop an acoustic transponder into the Pacific Ocean to measure movements on the seafloor. Courtesy of Japan Coast Guard hide caption

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Protesters ride their bikes and hold flags reading "Nuclear power? No thanks" during a demonstration at the nuclear power plant of Biblis in Germany on April 25. Germany canceled plans to build new plants in the aftermath of the nuclear disaster in Japan. Thomas Lohnes/AP hide caption

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A technician checks a spot with a Geiger counter in a forest that burned in 1992. The wildfire released radioactive particles into the air that were deposited there during the 1986 nuclear accident at Chernobyl. Experts worry nearby forest, which is becoming overgrown, could again be ripe for a blaze. Patrick Landmann/Getty Images hide caption

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Phil Radford, executive director of Greenpeace USA, inspects oil-covered reeds while visiting the disaster site on May 20, 2010 south of Venice, Louisiana. A year after the spill, BP has yet to distribute $450 million dollars to scientists studying the disaster. John Moore/Getty Images hide caption

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This plant-eating dinosaur, Protoceratops andrewsi, was active day and night, like many other herbivorous dinosaurs. Researchers used measurements from the animal's eye socket to determine when it was most active. Courtesy Lars Schmitz hide caption

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Dozens of spent fuel rod assemblies can be stored in dry casks, like the ones here at the James A. Fitzpatrick nuclear power plant in Scriba, N.Y. AP hide caption

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