The stopwatch made time something to be measured ... Today, this abstraction is no longer a laboratory curiosity, but a major part of our everyday lives. We tell time by means of minute vibrations ...

the team’s newly reported laboratory research demonstrated that this mitosis duration monitoring mechanism, which they’ve called the mitotic stopwatch, gets stronger with time as cells divide ...

A quantum stopwatch that measures time by avoiding all except one final measurement would be the most accurate allowed by nature, suggests a new study. To measure the time taken by a series of ...