A disputed US presidential election, the 9/11 terror attack, technological advancements such as smartphones and social media: all of these defined the first 10 years ...

Programming note: Watch the CNN Original Series “The 2000s” beginning Sunday, July 8 at 9 p.m. ET/PT. Loading ...

This week, explore decoded words from charred ancient scrolls, meet heroic frog daddies, see Grand Canyon-size lunar features ...