- Democratic Republic of Congo jails for life 11 militiamen for raping 40 children, including a local MP
- Online dictionary Merriam-Webster's most searched word of the year is Feminism
- Prehistoric bones of a penguin as tall as a human (1.77m) found on Otago beach, New Zealand, reported in "Nature Communications"
Prime Minister Theresa May's UK Conservative government loses key vote in Parliament for an amendment to allow MPs to vote on Brexit
- Scientists begin checking interstellar asteroid Oumuamua for signs of alien technology through radio signals
- Bette Howland [Lee Sotonoff], American writer and literary critic (Blue in Chicago, The iron year), dies from multiple sclerosis and dementia at 80
- Tommy Nobis, American football linebacker (Atlanta Falcons), dies at 74