Santa Claus: the Tech behind Christmas

shking writes: "In a recent interview on CBC radio (choose mp3 or ogg), Dr. Larry Silverberg, an engineering professor at North Carolina State University, explains how Santa Claus delivers presents to millions of children in just one night. According to Dr. Silverberg, Santa invokes Einstein's theory of relativity to bend space and time and uses nanotechnology to build the presents right under each home's tree. There's also an alternative theory"