Warsaw team on Skype can send silent message

(Phys.org)—A professor in Warsaw knows a way in which to communicate privately on Skype by using silence. Wojciech Mazurczyk at the Institute of Telecommunications, Warsaw University of Technology, discovered the packets ...

Student's invention harvests energy from earthquakes

A wireless vibration sensor being developed by a Victoria University student could provide a low-cost solution for engineers to monitor the damage of buildings affected by earthquakes.

Smarter routers reduce latency in the Internet

Excessive latency affects the experienced quality of internet services: online games lag, streaming video buffers, and video conversations are choppy or even interrupted. Toke Høiland-Jørgensen is a researcher at Karlstad ...

Detecting and blocking leaky Android apps

Nine times out of ten, that Android app is connecting to multiple internet destinations without your knowledge, more than half of them require access to the sensitive, personal information on your mobile device in order to ...

A drone that finds survivors through their phones

A drone makes large circles in the sky. With two powerful antennas, it sniffs the data packets emitted by mobile phones. On the ground, an interface developed specifically for this project makes it possible to track the flight ...

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