You need to be logged in to mark episodes as watched. Log in or sign up.
Season 1
Begin your study of the physics of time with these questions: What is a clock? What does it mean to say that "time passes"? What is the "arrow of time"? Then look at the concept of
.. show full overview
Begin your study of the physics of time with these questions: What is a clock? What does it mean to say that "time passes"? What is the "arrow of time"? Then look at the concept of entropy and how it holds the key to the one-way direction of time in our universe.
If there are missing episodes or banners (and they exist on TheTVDB) you can request an automatic full show update:
Request show update
Update requested
