Some two dozen Americans have given $1 million or more to superPACs in the 2012 presidential campaign. The vast majority of them have been Republicans, but one movie mogul has chipped in $2 million to help out the superPAC supporting President Obama.
Jeffrey Katzenberg, the head of DreamWorks Animation studios, was also the co-host of Obama's sellout event Thursday night at the home of actor George Clooney. Katzenberg told the crowd the event raised nearly $15 million, which would make it the most profitable presidential fundraiser ever.
At the U.S. Chess Championships under way in St. Louis, all eyes are on America's top-ranked player, and the favorite going into the tournament, Hikaru Nakamura.
During the past decade, Nakamura has made a name for himself as the new superstar of American chess, and with it, he's become a kind of spokesperson for a game that hasn't been too popular in this country since the days of world champion Bobby Fischer.
The Garbage-Men is a band of high school-aged musicians who play instruments made out of recycled cereal boxes, buckets, and other materials they've rescued from the trash. Guitarist Jack Berry and drummer Ollie Gray talk about the band and their signature "trashy" sound.
Last May, German investigators found secret files embedded in a pornographic video on memory cards being carried by a suspected al Qaeda operative. Peter Wayner describes the history and technology of the technique for hiding information, known as steganography.