Convert nanoseconds to milliseconds instantly.
Definition: A nanosecond is one billionth of a second.
History/origin: Nanoseconds became a practical engineering unit as computing, networking, and electronics advanced into very high-speed operation.
Current use: Nanoseconds are used in CPU timing, memory latency, digital circuits, high-speed networks, and scientific instrumentation.
Definition: The millisecond is a thousandth of a second. One second contains exactly 1,000 ms.
History/origin: Mechanical and electrical systems first made sub-second timing important, and computers later made millisecond measurements part of everyday performance work.
Current use: Ms is used for website speed, app response time, game ping, animation timing, medical monitors, industrial controllers, stopwatch splits, and audio or video sync.
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