Time can feel like a subjective experience—different at different points in our lives. It’s also a real, measurable thing. The universe may be too big to fully comprehend, but what we do know could help inform the ways we approach our understanding of ourselves, our purpose, and our time.

Theoretical physicist and black-hole expert Janna Levin explains how the science of time can inspire new thinking and fresh perspectives on a much larger scale.

Music by Rob Smierciak (“Slow Money, Money Time, Guitar Time, Ambient Time”), Gavin Luke (“Time Zones”), Hanna Lindgren (“Everywhere Except Right Here”), and Dylan Sitts (“On the Fritz”).

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