How to actually measure time
How long is a second?
LIFESTYLE Science
Is time a construct? Although some people will tell you that it is, there are others who have dedicated an abundance of research into understanding how it works. Indeed, there are quite a lot of diverse methods that scientists and cultures around the globe have used to measure time accurately. But what are these methods? How accurate are they? And is there a universal standard of measuring time?
Click through this gallery to dive into the history of time and how it has been kept.