A human rights activist places lights representing thousands of people killed by the police since Rio won the bid to host the Olympic Games in Rio de Janeiro, Brazil
Traditional buildings of a tourist spot are seen lit up at night in Liaocheng, Shandong province
European Southern Observatory/AFP
An artist impression of W2246-0526, a single galaxy glowing in infrared light as intensely as 350 trillion suns. It is so violently turbulent that it may eventually jettison its entire supply of star-forming gas, according to new observations with ALMA.
© ncer Platt/Getty Images
Christmas lights and other ornaments decorate a home on December in the Dyker Heights neighborhood of the Brooklyn borough of New York
A view of Earth seen from the International Space Station (ISS) taken by current ISS crew member, Russian cosmonaut Mikhail Korniyenko
Electricians work on the Eiffel Tower’s lightbulbs in Paris on Tuesday. The tower’s 10 000 lights are changed every four years
Night view of San Salvador, El Salvador
Volunteers light candles during the “Light of Peace in the Philippines” event in Oton town in Iloilo province, central Philippines. The event achieved a Guinness world record for the largest candle-lit image with 56,690 candles forming the map of the country.
A woman is reflected in a glass window as she walks past an art work entitled “Filament Lamp” on display at a shopping center in Beijing on Friday.