John Preskill

Contributing Columnist

Animated illustration of a hand emerging from a black hole, while drawing the black hole by connecting dots flashing 0 and 1.

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Spotting Quantum Black Holes in the Lab

By John Preskill

July 15, 2020

Can we test speculations about how quantum physics affects black holes and the Big Bang?

Quantized Columns

Why I Called It ‘Quantum Supremacy’

By John Preskill

October 2, 2019

Researchers finally seem to have a quantum computer that can outperform a classical computer. But what does that really mean?

About the author

John Preskill is the Richard P. Feynman professor of theoretical physics at the California Institute of Technology and director of its Institute for Quantum Information and Matter. He began his career in particle physics and cosmology, but now his main research area is quantum information science. He’s interested in how to build and use quantum computers, and in how our deepening understanding of quantum information can illuminate issues in fundamental physics. You can follow him on Twitter @preskill.

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John Preskill

Spotting Quantum Black Holes in the Lab

Why I Called It ‘Quantum Supremacy’

Why I Called It ‘Quantum Supremacy’

Spotting Quantum Black Holes in the Lab

‘Post-Quantum’ Cryptography Scheme Is Cracked on a Laptop

John Preskill

Latest Articles

Spotting Quantum Black Holes in the Lab

Why I Called It ‘Quantum Supremacy’