We rarely think about keeping time. As Chicago sang in the 60s, "Does anyone really know what time it is? Does anyone really care?" But, technically, we care a lot. Today, Facebook uses a ...

Cheap GPS units are readily available nowadays, which is great if you have something that needs to be very precisely located. Finding the position of things is one of many uses for GPS, though. There ...

The Network Time Protocol (NTP) is an internet-based protocol that synchronizes the clocks of all devices to Coordinated Universal Time (UTC) through the use of a public-facing time server. By using a ...