(Phys.org) —A new mathematical analysis of Twitter messages has shown that happiness indicators increase logarithmically with distance from home, and that people who move around more are likely to be happier than those ...
(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 ...
In computer science, the buzzword of the day is "big data." The proliferation of cheap, Internet-connected sensors—such as the GPS receivers, accelerometers and cameras in smartphones—has meant an explosion of information ...
Computer Sciences
Nov 13, 2012
2
0
(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.
(PhysOrg.com) -- Imagine a platoon of soldiers fighting in a hazardous urban environment who carry personal digital assistants that can display the location of enemy shooters in three dimensions and accurately identify the ...
Engineering
Mar 24, 2009
8
0
Researchers have unveiled a pioneering breeze wake-up anemometer (B-WA), employing a rolling-bearing triboelectric nanogenerator (RB-TENG) that provides a new strategy for low-energy consumption environmental monitoring. ...
Nanomaterials
May 29, 2024
0
98
Scientists at Bath, have introduced a breakthrough carbon-based sensor for detecting lactic acid levels in saliva—avoiding the need for an electrical power source.
Nanomaterials
May 22, 2024
0
1
Georgia Tech researcher Jie He set out to predict how rainfall will change as Earth's atmosphere continues to heat up. In the process, he made some unexpected discoveries that might explain how greenhouse gas emissions will ...
Earth Sciences
May 9, 2024
0
47
The world's largest cormorant went extinct almost 200 years ago—but almost nothing is known about its life. A recent dive into the collections of museums around the world is helping to piece together the history of the ...
Plants & Animals
Mar 20, 2024
0
132
Emperor penguin populations have been exceedingly difficult to monitor because of their remote locations and because individuals form breeding colonies on seasonal sea ice fastened to land (known as fast ice) during the dark ...
Plants & Animals
Mar 13, 2024
0
1
