publication date: Saturday, September 15, 2007 (part of Round XXXI)
clue: This biochemistry goo could give your score a real shot in the arm, but don't sulk if you don't get it.
explanation: Salk was a biochemist who invented the polio vaccine. The word "sulk" was a play on his last name. more…
solved by: Russ Wilhelm, Steve West, Justin Woods, Matthew Preston, Joanna Woods, Denise Sawicki, Mike Rothstein, Steve Dunn, Amy Austin, Mike Eberhart, Aaron Shurtleff, David Mitzman, Elliot Farney, Jerry Mathis, Tony Peters, Scott Horowitz, Lori Lancaster, Walter Chesser, Michael Paul Cote, Shawn Brandt, Greg Bair, and Jason Evans