The girls, who Boko Haram said have been converted to Islam, are believed to still be in the country.
Michelle Obama, filling in for the president's weekly address, condemned the terrorists.
The team will help return the 276 schoolgirls, and "do everything possible to counter the menace of Boko Haram,” John Kerry said.
The Nigerian insurgency may be spilling over into neighboring countries.
Niger, one of the world's poorest nations, is pushing to boost revenues from its uranium, but Areva has claimed increasing royalties would make its operations there unprofitable.
Suspicion fell on Boko Haram, though there was no immediate claim of responsibility from slamists who are mainly active in the northeast.
Experts wonder whether a virus exhibiting polio-like symptoms that has been reported elsewhere in the world may have reached California.
The king of the jungle may be taking a leave of absence soon after new analysis of their populations says their going extinct.
Dakar 2014 starts Monday in Argentina with Cyril Despres and Stephane Peterhansel hoping to take home the wins for France again.
Uranium seized by South Africa earlier this month raises concerns of a possible illegal trade in nuclear materials.
That a global Human Rights Council can welcome such human rights abusers with open arms not defies logic
A report shows the predominance of mobile over broadband Internet connection worldwide, and the importance of young, tech-savvy consumers.
Visiting Lagos as a New Yorker was a revelatory experience defined by stunning displays of wealth and poverty, among other things.
MenAfriVac could be the beginning of the end of meningitis in Africa, and it costs about $0.50.
A USAID resiliency program for Niger and Burkina Faso has been delayed by a search for contractors.
South Africa leads the way as other African countries begin to realize nuclear goals.
One-hundred-forty-million children will get married between 2011 and 2020 in the developing world. People in rich Iceland want to do something about it.
A new international rail system could be on its way to West Africa.
Full text of the final communiqué issued by leaders of the G-8 nations on Tuesday.
Libya may have more weapons than the British army arsenal. What does that mean for Syria?
India’s population is projected to exceed China's in about 15 years, at which point both nations are estimated to have 1.45 billion people each.
Gaddafi and his family reportedly have an estimated $80 billion in assets parked in banks and other institutions around the world.