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Doubts cast over D-Wave's claim of quantum computer supremacy

D-Wave's claim that its quantum computers can solve problems that would take hundreds of years on classical machines have been undermined by two separate research groups showing that even an ordinary laptop can perform similar calculations

News

The physicist on a mission to spark a quantum industrial revolution

Physics

The physicist on a mission to spark a quantum industrial revolution

Features

Technology

Microsoft under fire for claiming it has a new quantum computer

News

Physics

Quantum disorder is dependent on who is looking for it

News

Physics

Light has been transformed into a 'supersolid' for the first time

News

Physics

Why exactly is the quantum world so weird?

Comment

Physics

Time can move both forwards and backwards at the quantum scale

News

Technology

Microsoft has a new quantum computer – but does it actually work?

News

When did time begin? Hint: It wasn’t at the big bang

Space

When did time begin? Hint: It wasn’t at the big bang

Features

Technology

China launches hunt for ways to protect data from quantum computers

Efforts to develop next-generation cryptography algorithms that can't be broken by quantum computers are already underway in the US, but now China has announced it will seek its own solutions

News

Technology

Quantum batteries charge faster the larger they are

News

Technology

Why AI firms should follow the example of quantum computing research

Leader

Technology

Cybersecurity experts fear Elon Musk's DOGE may enable quantum hackers

News

Technology

Why quantum computers are being held back by geopolitical tussles

Analysis