Go to https://brilliant.org/nutshell/ to dive deeper into these topics and more with a free 30-day trial + 20% off for the first 200 people! This video was sponsored by Brilliant. Thanks a lot for the support! Sources & further reading: https://sites.google.com/view/sources... Is your future already written? Do your past, present, and future all exist right now? Surprisingly, the answer could be yes. Let's take a look at what time is and how it works – in our first video of the year!