News tagged with public safety

China's premier 'declares war' on pollution

Chinese Premier Li Keqiang on Wednesday said he is "declaring war" on pollution, describing it as a "red-light warning" against inefficiency as he sought to address public concerns on issues from acrid smog ...

Mar 05, 2014
4.8 / 5 (5) 0

Tests show wireless network could jam GPS systems

New government test results show that a proposed high-speed wireless broadband network being launched by a company called LightSquared could jam GPS systems used for aviation, public safety, military operations and other ...

Jun 11, 2011
3.6 / 5 (5) 3

National security vs. online privacy

One method for safeguarding online anonymity is Tor, "the onion router", whose name comes from its method of adding and stripping away encryption layer by layer as messages pass from one node to another ...

Nov 07, 2014
5 / 5 (3) 0

Rescuing backyard tigers

Significantly more tigers are in U.S captivity than are left in the wild. In fact, as many as 10,000 tigers, lions and other endangered big cats are privately owned in the United States, according to the ...

Feb 19, 2014
3.7 / 5 (3) 0

Creating smarter infrastructure

A team from the Centre for Smart Infrastructure and Construction have developed a mechanical amplifier to convert ambient vibrations into electricity more effectively, which could be used to power wireless sen ...

Jan 11, 2013
5 / 5 (2) 1