Find out how the U.S. can become the world leader in science and technology once again. Also: interactions between humans and robots, and humans and horses. The long tradition of manufacturing along the Gowanus canal. And on Underreported: all about Lebanon's new president, Michel Suleiman, and whether he can help heal the country's deep divisions. Plus, a look at the longest-serving inmate in the American prison system. Guest host Jad Abumrad of WNYC's Radio Lab sits in for Leonard today.