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Janna Levin

Contributing Columnist

Latest Articles

Can Information Escape a Black Hole?

April 11, 2024

Black holes are inescapable traps for most of what falls into them — but there can be exceptions. The theoretical physicist Leonard Susskind speaks with co-host Janna Levin about the black hole information paradox and how it has propelled modern physics.

What Is Quantum Teleportation?

March 14, 2024

Teleporting people through space is still science fiction. But quantum teleportation is dramatically different and entirely real. In this episode, Janna Levin interviews the theoretical physicist John Preskill about teleporting bits and the promise of quantum technology.

How Did Altruism Evolve?

February 15, 2024

If evolution favors the survival of the fittest, where did the impulse to help others come from? Host Janna Levin speaks with Stephanie Preston, a neuropsychologist who studies the biology of altruism.

Why Locusts Swarm, Humans Do Good and Time Marches On

January 25, 2024

The Joy of Why podcast returns for a third season, with two co-hosts, 24 brilliant guests and 24 all-new episodes.

What the Sight of a Black Hole Means to a Black Hole Physicist

April 10, 2019

The astrophysicist Janna Levin reflects on the newly unveiled, first-ever photograph of a black hole.

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