Harnessing the bacteria naturally occurring in water and using solar energy are just two innovations that may help bring clean drinking water to the world's poor.
After a string of defeats against better armed Tuareg rebels, Mali's army staged a mutiny and overthrew the government.
The city tried to ignore the Titanic until recently because of guilt over its loss, but is now celebrating the shipbuilding genius of Belfast workers at the new Belfast Titanic museum.
'Dudas' Coke reportedly helped poor people in his neighborhood pay for food and school fees, making him wildly popular despite international charges of brutality, writes guest blogger Hannah Stone.
The One Acre Fund provides access to microloans, training, insurance, and other hard-to-get help that boosts farmers' incomes and curbs flight from farms into cities.
Russia has spent political and real capital building alliances with Syria and Iran. It's not surprising that Moscow now wants to defend its allies' interests at the bargaining table.
Gen. John Allen urged Congress yesterday to 'stay the course' but offered little encouraging data.
The United Nations Security Council secured Russia's critical backing yesterday for a statement backing envoy Kofi Annan's peacemaking plan. The step marks a distinct shift in Russia's stance.