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Found 60 results for alice bob

Quantum computers teleport and store energy harvested from empty space

17 September 2024

A quantum computing protocol makes it possible to extract energy from seemingly empty space, teleport it to a new location, then store it for later use


Cause and effect may not actually be muddled in the quantum realm

13 September 2024

The direction of cause and effect was brought into question for quantum objects more than a decade ago, but new calculations may offer a way to restore it


Concept of quantum computer

How Schrödinger's cat could make quantum computers work better

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


IBM Quantum scientist Dr. Maika Takita in the Thomas J Watson Research Center IBM Quantum Lab.

IBM has just made error correction easier for quantum computers

18 August 2023

The difficulty of quantum error correction has been a major stumbling block for quantum computers, but IBM researchers have developed a way to make it far more efficient


A tightly arranged collection of copper and silver-colored metallic tubes and cylinders comprise the inside of a quantum computer

Quantum computers that use 'cat qubits' may make fewer errors

5 March 2023

Quantum bits inspired by Schrödinger’s cat could allow quantum computers to make fewer mistakes and more efficiently crack algorithms used for encryption


A scam email on a smartphone

ChatGPT can be made to write scam emails and it slashes their cost

3 March 2023

The impressive capabilities of ChatGPT can be turned to cybercrimes like phishing despite safety precautions taken by OpenAI to prevent misuse, warn researchers


quantum entanglement

Teleportation trick shows promise for a future quantum internet

25 May 2022

Quantum information has been sent from one side of a simple quantum network to the other, passing through an intermediate network node without affecting it


2019 becomes 2020

A lazy fix 20 years ago means the Y2K bug is taking down computers now

7 January 2020

The millennium bug is back with a vengeance, after programmers in the 1990s simply pushed the problem back by 20 years


Doctor Strange

Time travel without paradoxes is possible with many parallel timelines

13 December 2019

Time travel brings up paradoxes that break the laws of physics, but multiple similar timelines running parallel to one another could get around this


Artist's impression of two quantum particles

Quantum teleportation used to send 3D information for the first time

21 August 2019

Quantum teleportation has only ever been performed with qubits, which have two dimensions. Now it’s been done with a 3D qutrit for the first time


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