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WiFi 'Napping' Doubles Phone Battery Life
June 30, 2011 — A graduate student has found a way to double the battery life of mobile devices -- such as smartphones or laptop computers -- by making changes to WiFi ... > full story -
Sustainability
Earthquakes
Detectors
Environmental Science
Energy and the Environment
Information Technology
Greener Disaster Alerts: Low-Energy Wireless Sensor Networks Warn of Hurricanes, Earthquakes
June 27, 2011 — New software allows wireless sensor networks to run at much lower energy, according to researchers. The technology could improve efficiency for hurricane and other natural disaster warning ... > full story -
Smartphone App Helps You Find Friends in a Crowd
June 23, 2011 — Can a smartphone app enable meaningful, face-to-face conversation? Engineers are trying to find out, with software that helps people locate their friends in a crowd -- and make new friends who share ... > full story -
Firefighters' Communications: Wireless 'Breadcrumbs' That Won’t Become Toast When Baked ... or Soggy When Hosed
June 16, 2011 — When Hansel and Gretel ventured into the forest, they left a trail of breadcrumbs to find their way home. In today's world, digital signals connect us to friends, family, and colleagues and help us ... > full story -
Diseases and Conditions
Health Policy
Information Technology
Today's Healthcare
Energy Technology
Hacking
'Ultrawideband' Could Be Future of Medical Monitoring
June 16, 2011 — New research has confirmed that an electronic technology called "ultrawideband" could hold part of the solution to an ambitious goal in the future of medicine -- health monitoring with sophisticated ... > full story -
Stretchable Electronics: Wireless Sensor Measures and Inputs Intense Body Movements to Computer
June 16, 2011 — Electronics that can be bent and stretched might sound like science fiction. But scientists have devised a wireless sensor that can stand to be stretched. For example, the sensor can measure ... > full story -
First Self-Powered Device With Wireless Data Transmission
June 15, 2011 — Scientists are reporting development of the first self-powered nano-device that can transmit data wirelessly over long distances. Researchers say it proves the feasibility of a futuristic genre of ... > full story -
Starting Signal for Athletes With Sensory Disability
June 15, 2011 — A new system alerts racers about the race start through visual signals -- enabling reaction time equal to other ... > full story -
Protecting Medical Implants from Attack
June 14, 2011 — A new system would jam wireless signals sent to medical implants by unauthorized ... > full story -
Miniature Power Plants for Aircraft Bodies
June 14, 2011 — Sensor networks are supposed to pervade the body shell of airplanes in the future – much like a nervous system. And, newly developed sensors do not require any external power ... > full story
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