The catch phrase of Invent Now, a non-profit organization sponsored by the United States Patent and Trademark Office, is: "fostering the inventive spirit in all of us." The website posts the Inventors Hall of Fame, featuring men and women responsible for the great technological advances that make human, social and economic progress possible." The annual selection includes inventors nominated by...

If you enjoy TED talks, you'll find the TED Radio Hour most compelling. Each show is dedicated to a different theme, such as the source of happiness, crowd-sourcing innovation, power shifts, or inexplicable connections. The episodes are co-produced by NPR and TED and visitors to the site can make their way through over a dozen programs. Some of the offerings here include "Africa: The Next...