Boko Haram extremists are being blamed for more than 40 deaths, including one lawmaker, as balloting continues in a closely fought presidential election.
Incumbent Goodluck Jonathan faces off against former military dictator Muhammadu Buhari in what is being described as the closest contest in the history of the West African country.
Nigerians pick their president on Saturday. For election officials, the challenges include providing ballots for the many voters displaced by Boko Haram attacks.
The Nigerian Islamist militant group has traded grainy videos for slick productions. This week, Boko Haram posted a video purportedly showing the bodies of two beheaded men accused of spying.
Working as a professor isn't an easy job anywhere. But try doing innovative research with only four hours of electricity a day, no access to the Internet and hostility from male colleagues.
It's the last country in Africa where polio is hanging on. The good news: There hasn't been a case in more than six months. But that doesn't mean the virus is history.
The Islamist extremist group that has killed and kidnapped thousands in Nigeria is increasingly expanding its area of operation as it reportedly tries to establish an independent state.
The militants, who are waging a deadly war in Nigeria, had attacked a Cameroonian military camp, a government official said. Nigeria's neighbors are being drawn into the battle with the group.