Even though 'Vulcan' has been rejected as the name of one of Pluto's recently discovered moons, an astronomer has left open the possibility of naming some of Pluto's geographical features after Star Trek characters.
Even though 'Vulcan' was the top choice among voters, the International Astronomical Union opted to go with the second- and third-most-popular proposed names. Pluto's fourth and fifth moons are now officially known as Kerberos and Styx.
Grand Canyon tightrope walk: Funambulist Nik Wallenda traversed a 1,500-foot gorge near the Grand Canyon on a 2-inch-thick steel cable on Sunday, carrying with him a 43-lb. pole. Why did he bring such a heavy pole?