News briefs

AMD Gains on Intel in MarketplaceAMD recently has gained on archrival and mricroprocessor market leader Intel in several areas.New Technique Boosts Optical Networks´ SpeedIf successful, a technique that uses standard chip-making technology to build a device that switches laser beams on and off 100 billion times per second would result in making commercial optical networks 10 to 100 times faster.Sports Technology Helps Prevent InjuriesA US firm has developed a technology that monitors collisions during athletic competitions so that coaches and trainers can take out players who have been hit hard enough to cause a concussion.Research Program Learns from Its Own FindingsResearchers at the University of Texas at Arlington have developed a program that finds patterns in data sets and then analyzes the patterns to discover even deeper relationships.