Cosmologists are unraveling a perplexing mystery: the universe appears to be expanding faster than predicted. Known as the ...

If you want to pinpoint your place in the universe, start with your cosmic address. You live on Earth->Solar System->Milky Way Galaxy->Local Cluster->Virgo Cluster->Virgo Supercluster->Laniakea.

Astrophotographer Josh Dury’s photo of the Milky Way over Easter Island’s Moai statues has been honoured by NASA as Astronomy Photo of the Day.

The two leaders will meet in Peru, where China has steadily expanded its influence in a challenge to the United States in its own region. By David Pierson and Mitra Taj Displaced young ...