One-and-a-half-million children are in imminent danger of starvation in West Africa, according to The United Nations Children's Fund, despite recent pledges of international aid. As world leaders gathered for the Rio+20 conference on sustainable development, aid workers war …

More than 42,000 adults and children kept as slaves, forced into prostitution or otherwise trafficked were discovered by authorities around the world in 2011, according to a new report by the U.S. State Department. However this figure was a tiny fraction of the estimated number …

Did Easter Island's famous statues rock, or roll? After doing a little rocking out themselves, researchers say they're sure the natives raised the monumental figures upright, and then rocked them back and forth to

More than 200 people were arrested and two tons of ivory seized — along with guns, lion pelts, rhino horns and live birds — in the largest operation against wildlife smugglers to date, Interpol announced Tuesday. As sizable as the numbers are, though, the r …

Former Egyptian President Hosni Mubarak reportedly suffered multiple strokes and was being transferred to a military hospital, NBC News has learned.