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Quantum computing

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The Era of Quantum Computing Is Here. Outlook: Cloudy

January 24, 2018

Quantum computers should soon be able to beat classical computers at certain basic tasks. But before they’re truly powerful, researchers have to overcome a number of fundamental roadblocks.

Physicists Aim to Classify All Possible Phases of Matter

January 3, 2018

A complete classification could lead to a wealth of new materials and technologies. But some exotic phases continue to resist understanding.

Why Quantum Computers Might Not Break Cryptography

May 15, 2017

A new paper claims that a common digital security system could be tweaked to withstand attacks even from a powerful quantum computer.

Inside the Knotty World of ‘Anyon’ Particles

February 28, 2017

A new class of quantum particle is about to emerge from the tangled considerations of quantum statistics.

A Tricky Path to Quantum-Safe Encryption

September 8, 2015

In the drive to safeguard data from future quantum computers, cryptographers have stumbled upon a thin red line between security and efficiency.

Q&A

Quantum Computing Without Qubits

January 22, 2015

A quantum computing pioneer explains why the near future of quantum computation may lie in simulators, not general-purpose quantum machines.

Forging a Qubit to Rule Them All

May 15, 2014

A scientist at Bell Labs has started construction of a topological qubit, which could be the building block of a robust, scalable quantum computer.

The Future Fabric of Data Analysis

October 9, 2013

The nature of computing has changed dramatically over the last decade, and more innovation is needed to weather the gathering data storm.

The Proof in the Quantum Pudding

August 21, 2013

How do you know if a quantum computer is doing what it claims? A new protocol offers a possible solution and a boost to quantum cryptography.

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