Eternal Change for No Energy: A Time Crystal Finally Made Real
Quanta Magazine, July 30, 2021
[www.quantamagazine.org]

Like a perpetual motion machine, a time crystal forever cycles
between states without consuming energy. Physicists claim to
have built this new phase of matter inside a quantum computer.

What Makes Quantum Computing So Hard to Explain?
Quanta Magazine, June 8, 2021
[www.quantamagazine.org]

To understand what quantum computers can do — and
what they can’t — avoid falling for overly simple explanations.

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)