NEW YORK CITY -- On April 3, 1973, Martin Cooper stood on a sidewalk on sixth avenue in Manhattan with a device the size of a brick and made the first public call from a cell phone to one of the men ...

March 12, 2005 — -- With some 1½ billion cell phone users worldwide, the likelihood of being bombarded in public by loud talk or an annoying ring during a performance has become all too common; ...

Within five years, all 215 emergency dispatch centers across Ohio will upgrade to Next Generation 911, including 15 more counties this year. This is good news for anyone using a cell phone to call for ...

Houston County's E-911 Center can now pinpoint a cell phone caller's location within 100 meters, a feature that's expected to save lives. Houston County's E-911 Center can now pinpoint a cell phone ...

Jairo Gutierrez does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...