Medecins Sans Frontieres slammed the United Nations Thursday for what it said was an "unacceptable" humanitarian response to the crisis in the Central African Republic.

The sign language interpreter ridiculed for his performance at Nelson Mandela's memorial service asks for forgiveness -- and tells CNN he's "a champion" of his profession.

Horrific ethnic and religious violence resulting in "mass murder" and other abuses in two central Nigerian states has largely gone ignored by the authorities, rights group Human Rights Watch said Thursday.

David Burnett says it seems old fashioned to think a photo is the light of truth. Photos capture just a moment and can be manipulated, especially today.

The scale of violence and arbitrary targeting of people because of their religion is something new in the current fighting in the Central African Republic.

Growing levels of conflict, terrorism, and the toppling of regimes in the Middle East and North Africa, as well as political violence in East Africa, are driving a rise in political instability worldwide, according to research by UK risk analysis firm, Maplecroft released on Thursday.

There are many places where one can launch a tech startup. Some have hatched their pioneering ideas from their family's garage; others locked inside their college dorm room; most, these days, turn to innovation hubs and accelerators.