I set up my NTP server on Ubuntu and OPNsense for accurate time synchronization across all devices on my local network.

In an era when millions of Americans are chained to computers, handcuffed to BlackBerrys and plugged into iPods, something as simple as knowing the current time should be easy. But here’s the snag: ...

David L. Mills, a computer scientist who invented the system that allows connected computers to sync their clocks, a bedrock technology relied on by the entire modern internet, died Jan. 17 at his ...