He quarantined himself because his bodyguard died of Ebola. The virus is still taking a toll, with 81 new cases last week. Maybe it's because people are no longer being careful.
Pyongyang said it welcomed the attack on Ambassador Mark Lippert, who was assaulted in Seoul by a knife-wielding political activist who said he opposed joint U.S.-South Korea military exercises.
In Nigeria, the Islamist extremists are using more girls and young women in suicide bombings. It's unclear whether the children are taken from among the hundreds the militants have kidnapped.
More than 16,000 children have lost a parent to Ebola. Almost all of these children have found a home with a relative, but they still have basic needs such as food and clothes for school.
Writing in Science, scientists say the 2.8 million-year-old fossil appears to belong to an individual from the beginning of the ancestral line that led to humans.
In an exclusive interview, Ellen Johnson-Sirleaf remembers how Liberia was "the poster child of everything that could go wrong." But people lived up to the local proverb: "Go fix it."
A hot wind blows from the Sahara Desert across West Africa each winter. This year, the clouds of sand are so thick that flights are grounded, cocoa trees are suffering and everyone has a cough.