Come get a behind-the-scenes look at a national laboratory where scientists are creating a "a star on Earth" as a future energy source on a tour of the U.S. Department of Energy's Princeton Plasma Physics Laboratory.

PPPL offers free public tours led by an engineer or physicist on the first and third Friday of most months at 10 a.m., at 100 Stellarator Road, Princeton, New Jersey.  You must pre-register at to attend; click here to register.