How Arizona put Pluto on the map 95 years ago today
Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.
Flu cases are highest in these US states: See the map
The U.S. is in peak flu season, as the CDC releases a map of influenza activity across the country. See which states are at ...