Computerworld: Since its founding as Xerox PARC in 1970, Palo Alto Research Center has been home to several of computing’s most important inventions and technological advancements. Thousands of researchers and scientists from a wide range of disciplines have gathered at PARC over the past 40 years, sharing their theories on everything from how computers can better talk to each other to how clean technologies can be used to address critical manufacturing problems. Computerworld takes a closer look at some of the breakthroughs at PARC that have had such an influential impact on the modern world.