I photograph people with the Stars and Stripes and ask them what the flag means to them. Pictured here is retired Marine ...

NGC 4449 is a dwarf galaxy turned stellar powerhouse, dazzling astronomers with its explosive star-forming activity and rich ...

Vikas Chander from New Delhi, India The 10.4-meter Gran Telescopio Canarias lies beneath the stars and Venus atop Roque de ...