New tool calculates economic costs of methane leak detection

A new "virtual gas field simulator" developed by Stanford scientists aims to help companies and government agencies weigh the economic costs and benefits of different methane leak detection technologies and pick the best ...

US hacks iPhone, ends legal battle but questions linger (Update)

The extraordinary legal fight pitting the Obama administration against technology giant Apple Inc. ended unexpectedly after the FBI said it used a mysterious method without Apple's help to hack into a California mass shooter's ...

Drone policing in US seen as 'Wild West'

Drones are increasingly making their mark in the arsenal of US police forces, operating in a legal gray area and sparking concerns of constant surveillance of civilians.

Report: Documents reveal details behind AT&T-NSA partnership

Under a decades-old program with the government, telecom giant AT&T in 2003 led the way on a new collection capability that the National Security Agency said amounted to a "'live' presence on the global net" and would forward ...

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