A Chinese writer tells the BBC he published a provocative book about President Xi Jinping, linked to five missing Hong Kong booksellers, as a challenge to China.
Spain confirms that a pregnant woman has been diagnosed with the Zika virus - the first such case in Europe.
Among 14 newly described species of tarantula is Aphonopelma johnnycashi, which lives near Folsom Prison in California.
President Obama plans a tax of $10 (£6.85) on every barrel of oil from US producers to help fund green transportation projects.
Mexican prosecutors issue an order to locate and question actress Kate del Castillo over alleged illegal business links with drug baron Joaquin "El Chapo" Guzman.
Poland launches a new investigation into the 2010 plane crash in Russia which killed President Lech Kaczynski, citing "mistakes" in previous inquiries.
US presidential hopeful Marco Rubio has received several high-profile endorsements, after a surprising and strong finish in the Iowa caucuses.
A teenager in Germany will be allowed to keep a bar of gold found in a lake after the owner could not be identified, police say.
A donor conference raises more than $10bn in pledges to help Syrians affected by the conflict, UK Prime Minister David Cameron says.
The body of an Italian student who disappeared last week in Cairo has been found and shows signs of torture, an Egyptian prosecutor says.
A UN panel considering the "arbitrary detention" of Wikileaks founder Julian Assange will find in his favour, the Swedish foreign ministry says.
Bangladesh's government says it will cover the cost of operations for Abul Bajandar, who has a rare disease causing him to grow bark-like warts.
Former head of Turing Pharmaceuticals refuses to answer questions at a congressional hearing focused on the company's drug pricing policy.
Michael Schumacher's former boss says latest news about the F1 great's health "is not good" - but refuses to elaborate.
Rwanda dismisses allegations in a leaked UN report that it is providing military training to Burundians who want to overthrow President Pierre Nkurunziza.
Joe Alaskey, the US voice artist who provided vocals for such Looney Tunes characters as Bugs Bunny and Daffy Duck, dies at 63.
Indian IT giant Infosys plans to build the world's largest free-standing clock tower, dwarfing structures like Old Joe and Big Ben.
Choreographer Benjamin Millepied confirms he is stepping down as director of Paris Opera Ballet for "personal reasons".
A court in Jerusalem hands two young Israelis lengthy prison sentences for the murder of Palestinian teenager Mohammad Abu Khdair in 2014.
The firm launches its Zica hatchback despite announcing it planned to change the name after the similarly-named Zika virus sparked a global health emergency.