240
Scientists are hoping to redefine the second – here's why
(theconversation.com)
This is a most excellent place for technology news and articles.
The more precisely you can count time, the more precisely and finely you can measure other things. This not only applies to fast phenomenon. It can also be used for syncing up multiple measurements made in different places; like that image of a black hole we got a couple of years ago.
It's another step in getting a finer resolution on the universe.