You likely have never heard of Babel Street or Location X, but chances are good that they know a lot about you and anyone else you know who keeps a phone nearby around the clock. Reston, ...

Emergency services can now easily locate distressed ... through assisted GPS or signal triangulation – the same system providers rely on when dispatching help to mobile phone user emergency ...

When the air is partly ionized, freely moving electrons slightly slow down the radio signals travelling to Earth from GPS and ...