Our lives are so rushed, so busy. Always on the clock. Counting the hours, minutes, seconds. Have you ever stopped to wonder: what are you counting? What is this thing, that’s all around us, invisible, inescapable, always running out? What is time?

Original Air Date: November 18, 2023

Interviews In This Hour:

Time, loss and the Big Bang — Finding solace in the vastness of space — Carlo Rovelli's white holes, where time dissolves

Guests:

Marcelo GleiserMarjolijn van HeemstraCarlo Rovelli

Check out the full series at ttbook.org/deeptime

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