Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Jul 2, 2016
Modern cosmology fuses the concepts of space and time into a thing, called a four-dimensional continuum. Albert Einstein predicted, and recently scientists have claimed to observe ripples in the so-called fabric of space-time. But is it valid to define time in such a way as to reify it, and does a more valid definition of time exist? Today, we explore one of the most basic questions in all of cosmology: What is time?