NPR News

One upon a time, the largest glass telescope mirror was 100 inches in diameter. Today, scientists are casting a mirror 27 feet in diameter that will be part of one of the most powerful telescopes on Earth. NPR's Joe Palca speaks with weekends on All Things Considered host Guy Raz from the mirror laboratory, located under the football stadium at the University of Arizona.

The Citizens United Supreme Court decision has made for a sea change in American politics, but not the change most observers expected. Weekends on All Things Considered host Guy Raz and The Atlantic's James Fallows discuss how corporate money has kept more candidates in the presidential race.

Private equity firms are under the microscope this week as a pro-Gingrich superPAC hounds GOP candidate Mitt Romney for his role as head of Bain Capital. Weekends on All Things Considered host Guy Raz talks with Dan Primack, senior editor of Fortune Magazine, about how these firms operate and the legitimacy of these attacks.

Evangelical conservatives met in Texas this weekend and decided to throw their support behind former Pennsylvania Senator Rick Santorum, but some fear the support is too little, too late. Former House Speaker Newt Gingrich finished a distant second at the meeting. NPR's Joel Rose reports.

Transcript

SCOTT SIMON, HOST:

This is WEEKEND EDITION from NPR News, I'm Scott Simon. An enormous cruise ship is lying on its side in the Mediterranean today. The Italian ship, Costa Concordia, ran aground off Italy's Tuscan coast, killing at least three people. Passengers described scenes reminiscent of the Titanic. Fabio Costa was working in a shop on the cruise liner when he felt a jolt.