Smiley N. Pool/Houston Chronicle/AP Photo
  • Spectators cheer as the United Launch Alliance Delta 4-Heavy rocket, with NASA?s Orion spacecraft mounted atop, lifts off from the Air Force Station, Dec. 5, 2014, in Cape Canaveral, Fla.
    Smiley N. Pool/Houston Chronicle/AP Photo
  • Fausta Ortiz, Pastoruri's glacier guardian, stands guard while carrying her daughter Lisoyun, 2, in Huaraz, Peru, Dec. 4, 2014. According to Alejo Cochachin, coordinator of the glaciology unit, the Pastoruri glacier retreated 576 meters between 1980 and 2014. Peru's glaciers have lost more one-fifth of their mass in just three decades.
    Rodrigo Abd/AP Photo
  • Crews begin the clean up process at a homeless encampment known as The Jungle, Dec. 4, 2014, in San Jose, Calif. Police and social-workers began clearing away one of the nation's largest homeless encampments, a cluster of flimsy tents and plywood shelters that once housed more than 200 people in the heart of California's wealthy Silicon Valley.
    Marcio Jose Sanchez/AP Photo
  • A man looks into a burnt-out car near the Press House building, a local media agency, in the Chechen capital Grozny, Dec. 4, 2014. At least six gunmen and three policemen were killed in gun battles in which a building was stormed in Grozny on Dec. 4, the leader of the turbulent southern Russian region said.
  • Crude oil streams through the desert near the village of Beer Ora, Israel, Dec. 4, 2014. Millions of liters of crude oil have gushed out of a pipeline to flood 200 acres of a desert nature reserve in southern Israel, officials said.
    Yehuda Ben Itach/Reuters
  • Red canaries sit in their cages during the Lipsia National Bird Show in Leipzig, Germany, Dec. 4, 2014. Leipzig's poultry show takes place from Dec. 5-7, 2014.
    Peter Endig/EPA
  • Vehicles are gridlocked on the West Side Highway by a crowd of protesters after it was announced that the New York City police officer involved in the death of Eric Garner was not indicted, Dec. 3, 2014, in New York. A grand jury cleared the officer in the videotaped chokehold death of Garner, an unarmed black man, who had been stopped on suspicion of selling loose, untaxed cigarettes.
    Julio Cortez/AP Photo
  • Nathan Adrian pushes off the starting block on his way to the fastest time in a 50-yard freestyle preliminary heat at the Winter National Swimming Championships in Greensboro, N.C., Dec. 4, 2014.
    Bob Leverone/AP Photo
  • Salt ponds at the Maras mines in Cuzco, Peru are seen from above, Dec. 3, 2014. Salt has been obtained in Maras since pre-Incan times by evaporating highly salty local subterranean stream water.
    Enrique Castro-Mendivil/Reuters
  • A protester yells slogans while walking underneath a red cloth during a protest in support of the 43 missing trainee teachers in Mexico City, Dec. 1, 2014. The popularity of Mexican President Enrique Pena Nieto has sunk amid concerns about his handling of security problems and corruption since the apparent massacre of 43 students and a conflict of interest scandal involving a home being purchased by the first lady.
    Henry Romero/Reuters
  • An H2-A rocket carrying space explorer Hayabusa2, lifts off from a launching pad at Tanegashima Space Center in Kagoshima, Japan, Dec. 3, 2014. The Japanese space explorer was launched on a six-year roundtrip journey to blow a crater in a remote asteroid and collect samples from inside in hopes of gathering clues to the origins of Earth.
    Kyodo News/AP Photo
  • Speaker of the House John Boehner, assisted by Aaron Urban, 10, of Linthicum, MD, not seen, threw the switch to light the Capitol Christmas Tree, Dec. 2, 2014, in Washington. Urban, who is fighting brain cancer, is helping to light the tree as the kickoff for his one-true-wish, being granted by 'Make-A-Wish Mid-Atlantic,' to spend Christmas in New York City.
    Pete Marovich/Getty Images
  • Kashmiri women watch the funeral of Indian paramilitary soldier Muhammad Shafi Bhat in Buran, India, Dec. 3, 2014. Thousands took part in the funeral procession of Shafi who was killed in an attack by Maoist rebels in central India.
    Dar Yasin/AP Photo
  • A fireman walks by flames as a fire rages near a mosque on the edge of Lion's Head mountain near Cape Town, South Africa, Dec. 2, 2014.
    Schalk van Zuydam/AP Photo
  • A frozen memorial cross is seen near Ottenschlag, Austria, Dec. 2, 2014. Frost and sleet have caused a number of roadblocks due to broken trees throughout parts of Austria.
    Herbert Pfarrhofer/EPA
  • A student looks over the AIDS memorial quilt panels on display as part of World AIDS Day at Emory University, Dec. 1, 2014, in Atlanta. World AIDS Day is marked on Dec. 1 every year to raise awareness about HIV/AIDS.
    David Goldman/AP Photo
  • Protesters hold up their hands while chanting "hands up don't shoot" outside Ebenezer Baptist Church, as U.S. Attorney General Eric Holder speaks inside to members of the community, Dec. 1, 2014, in Atlanta. Holder traveled to Atlanta to meet with law enforcement and community leaders in a series of regional meetings around the country. The president asked Holder to set up the meetings in the wake of clashes between protesters and police in Ferguson, Mo.
    David Goldman/AP Photo
  • A person lights a flame during a World AIDS day event in Copenhagen, Dec. 1, 2014.
    Sofia Busk/AP Photo
  • An Emirati woman takes a photo in front of government-sanctioned graffiti entitled "Our Journey," which marks the United Arab Emirates' 43rd National Day, in Dubai, Dec. 1, 2014. Guinness World Records announced that the 2,245-meter artwork would be entered into its record book.
    Kamran Jebreili/AP Photo
  • A visitor poses for a photograph in the gravity experimental module at the 'NASA - A Human Adventure' space exhibition in Bangkok, Dec. 1, 2014. The exhibition showcases 350 original artifacts, including some which were used in real space operations from the NASA space program.
    Rungroj Yongrit/EPA
  • Police use pepper spray during clashes with pro-democracy protesters in Hong Kong, Nov. 30, 2014. Student activist groups have called for an escalation of the protests in Admiralty, the central business district of Hong Kong.
    Tyrone Siu/Reuters
  • Members of the "Skipper" yacht club dressed as Father Frost, the Russian equivalent of Santa Claus, as they sail a yacht to mark the end of the sailboat season on the Yenisei River, outside Krasnoyarsk, Russia, Nov. 30, 2014.
    Ilya Naymushin/Reuters
  • Flamingos are seen at a nature reserve park in the Panyu district south of Guangzhou, China, Nov. 30, 2014.
    Alex Lee/Reuters
  • Devotees, walking alongside smoke, carry the relic of Saint Andrews in Arnedillo, Spain, Nov. 30, 2014. Every year, devotees of the Saint celebrate their blessing while they prepare the smoke to protect their health.
    Alvaro Barrientos/AP Photo