6 May 2024
A quantum bit inspired by Schrödinger’s cat can resist making errors for an unprecedentedly long time, which makes it a candidate for building less error-prone quantum computers
7 January 2020
The millennium bug is back with a vengeance, after programmers in the 1990s simply pushed the problem back by 20 years
22 February 2019
A complex probe of the foundations of quantum mechanics suggests that the nature of reality depends on who is looking – there are no objective facts we can agree on
10 July 2017
Using IBM’s cloud-based quantum computer, researchers have shown that it’s possible to create ultra-secure cheques with quantum technology
15 June 2017
Entangled photons survived transmission to locations 1200 kilometres apart on Earth, a feat that could kick off the use of quantum satellites for secure communications
26 October 2016
Using machine learning, computers have come up with codes that let them send secret messages to each other – but they’re still a long way off humans
19 September 2016
Two groups have set a new record for quantum teleportation, setting the stage for encoded communications networks that stretch between cities
19 August 2016
By placing the order of two events into a quantum superposition, physicists have probed the nature of causality
28 August 2015
A century-long debate about whether quantum mechanics described reality or masked a deeper layer, as Einstein suggested, has concluded – quantum reality won
22 July 2015
The weirdness of quantum teleportation offers a solution for getting information out of a black hole, should you have dropped something in there
