Oslo

Oslo Jonipoon, CC BY-SA 3.0

Capital city of Norway

Oslo is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of 724,290 in 2025, while the city's greater urban area had a population of 1,110,887 in 2025, and the metropolitan area had an estimated population of 1,546,706 in 2021.

Also known as...Christiania, Kristiania, NOOSL, and Oslo, Norway
Health Science
Norway Man Cured of HIV

Norway Man Cured of HIV A Norwegian man has been cured of HIV using stem cells from his brother in a medical first.