Is Quantum Tunneling Faster than Light? | Space Time | PBS Digital Studios

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Hello from the other side. In this episode find out how quanta can can move through solid objects.

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Where are you right now? Until you interact with another particle you could be any number of places within a wave of probabilities. This is only one way that quantum mechanics challenges our perception of reality. Matt dives into these counter-intuitive ideas and explains the bizarre phenomenon known as quantum tunneling in this episode of Space Time.

Written and hosted by Matt O’Dowd

Made by Kornhaber Brown (

*Paper referenced in episode is “Measurement of the Single-Photon Tunneling Time” by Steinberg, Kwiat, & Chiao, 1993, Phys. Rev. Lett. 71, 708 and can be found here:

Check out the previous episode of Space Time: Is an Ice Age Coming?

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