Just plain cool stuff from APS

24 November 2020

This Week in Physics Magazine — November 23, 2020

Postcard

Physics in South Africa

November 18, 2020

South Africa is hunting for students in booming sectors of physics, including astronomy, optics, and nuclear physics.

Viewpoint

Imperfections Lower the Simulation Cost of Quantum Computers

Jordi Tura – November 23, 2020

Classical computers can efficiently simulate the behavior of quantum computers if the quantum computer is imperfect enough.

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Focus

Watching Wood Dry

November 20, 2020

Combining x-ray and MRI techniques leads to a microscopic explanation for the process by which water escapes from wood.

Synopsis

The Sounds of Levitating Water Droplets

November 19, 2020

Leidenfrost drops suspended above a hot surface by a thin layer of vapor emit periodic sounds in a similar way to pipe organs.

Synopsis

Affirming the Bott Index

November 18, 2020

A useful metric for characterizing the topological behavior of fermions can be extended to bosonic systems as well.

Research News

AI Tools Boost Simple Technologies in a Shared World

November 19, 2020

Bicycles and indoor lighting are among many everyday features that can benefit from recent advances in artificial intelligence.

Q&A

Bringing Quantum to Machine Learning

November 18, 2020

Maria Schuld reflects on the open questions about quantum machine-learning algorithms.

Special Feature

How to Decolonize South African Physics

November 18, 2020

South African researchers explain why and how their country’s physics should be untethered from its colonial past.

Opinion

Presentation Counts—Just Ask Galileo

November 17, 2020

Soon-to-be physics graduates will be more successful in job interviews and at acquiring funding if they master the craft of speaking to non-specialists.