President Salva Kiir swore in his rival, rebel leader Riek Machar, as vice president on Saturday. The landmark deal could spell an end to years of violence, but it's not their first attempt.

The tally of new cases is declining in China, the heart of the outbreak. But rising numbers beyond its borders have officials worried, including for regions that have scarcely seen the virus so far.

In her new book, Lydia Denworth makes the case for the vital necessity of friendship, tracing its effects on your genes, on your brain and even on animals like sheep and fish.

The Color Purple, The Hate U Give and American Sign Language textbooks have all been censored in U.S. prisons. A recent report describes the restrictions as "arbitrary" and "opaque."