http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. (AP)—A British police force is hoping to save time and money by giving a few dementia patients GPS tracking devices, a technique already used by health and welfare agencies but condemned by some campaigners as "barbaric." http://phys.org/news286626839.html Technology Wed, 01 May 2013 11:34:04 EST news286626839 (Phys.org)—GPS reduces battery life in a smartphone or tablet, a problem that has challenged a team led by principal researcher Jie Liu at Microsoft Research. Liu has said in the past that sensing and energy are emerging cross-cutting concerns in computer systems. "The proliferation of embedded and personal devices such as networked sensors and mobile phones gives computer systems increasing capability of gathering data from and adapting to the physical world and personal activities." http://phys.org/news275638185.html Technology Tue, 25 Dec 2012 08:10:01 EST news275638185 Swinburne University of Technology Faculty of Design academics have devised a new smartphone app that can be used by teenagers to let parents know they are safe, and also by adults to let family, friends and emergency workers track their mobile in an emergency. http://phys.org/news275040933.html Technology Tue, 18 Dec 2012 08:15:40 EST news275040933 Location sensing has become ubiquitous—it's present every time you turn on your smartphone or engage your car's navigation system. It's also become critical to a variety of outdoors and remote research applications, such as wildlife tracking, participatory environmental sensing, and personal health and wellness monitoring. http://phys.org/news274434767.html Technology Tue, 11 Dec 2012 07:52:56 EST news274434767 (Phys.org)—A doctoral student and a lecturer in spatial analysis have collaborated to deliver a London diversity map via Twitter based on 3.3 million tweets in the city over the course of this year's summer months. http://phys.org/news270475328.html Technology Fri, 26 Oct 2012 14:00:05 EST news270475328 Tracking military targets? The University of Missouri's College of Engineering has an app for that. http://phys.org/news241098978.html Technology Mon, 21 Nov 2011 11:56:23 EST news241098978 Joel Simkhai, the creator of Grindr, a wildly popular mobile dating application for gay men, has spent a lot of time recently thinking about women. http://phys.org/news235571447.html Technology Sun, 18 Sep 2011 13:31:09 EST news235571447 Field biologists following thousands of wild zebras in Africa used to joke about how nice it would be to have a bar code reader to help them identify and catalogue individual animals. http://phys.org/news225563458.html Biology Wed, 25 May 2011 19:40:01 EST news225563458 (AP) -- A Senate panel is questioning executives from Apple and Google about why iPhones and handheld wireless devices running Google's Android software store location data that can be used to track where their owners have been. http://phys.org/news224254428.html Technology Tue, 10 May 2011 13:54:00 EST news224254428 For owners of lost pets, the frantic search for Fido does not always end happily. Now one company is betting that even in a recession, pet owners will pay $250 for some peace of mind. http://phys.org/news159013501.html Electronics Wed, 15 Apr 2009 11:25:32 EST news159013501