...There are a lot of things we can do by 2050, but we're going to be in deep, deep trouble before then," warned Sam Shelton, a former director of the Strategic Energy Institute at Georgia Tech. One possible option under consideration is wind...

...will take a spin around the Indianapolis Motor Speedway Jan. 8 and visit 80 cities in all. The torch was designed by Sam Shelton, a professor of mechanical engineering at Georgia Tech, who also designed the torch for 1996. This year's version...

...Olympic flame come back to U.S. soil after a five and a half year absence." The 3-pound torch was designed by Sam Shelton, a professor of mechanical engineering at Georgia Tech, who also designed the 1996 Summer Olympics' torch. It was...