In work that built on his doctoral dissertation, Johnny Lee, along with colleagues at Mitsubishi Electric Research Labs, prototyped a projector system that could keep an image framed on a moving handheld screen.
Johnny Lee demonstrates how to build a low-cost digital whiteboard using the Nintendo Wii remote and an infrared-light emitter.
Konrad Hochedlinger describes the benefits of induced pluripotent stem cells and explains how he has improved their production.
Nicholas Fang explains how superlenses can enable scientists to use standard microscopes to view individual molecules inside living cells.
CEO Jack Dorsey recounts the origins of his obsession with status updates and how it led to the birth of Twitter—and to original uses for microblogging.
A comparison of the performance of an animated simulation of fluid flow on different processors highlights how much faster RapidMind can make programs run on both multicore processors and specialized processors, such as graphics chips.
Tanzeem Choudhury demonstrates her wearable sensor platform and describes how software can analyze the data to provide valuable information about users’ activity patterns, social networks, and even health.
Drupal founder Dries Buytaert discusses how his vision and the open-source nature of the project benefit the content-management system.
Peter L. Corsell, founder and CEO of GridPoint, talks about the problems inherent in today’s electric grid and describes how GridPoint’s technology improves the system’s efficiency, flexibility, and reliability.
Chen founded Thatgamecompany to create and market Zen game. Its first original title, Flower, will be released for Sony PlayStation 3 later this year.