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quantum computing

Why now doesn’t exist, and other strange facts about time

Physics

Why now doesn’t exist, and other strange facts about time

Einstein’s relativity tells us that time results from gravity warping the fabric of reality – resulting in a picture that is weirdly at odds with our experience

Features

dancers

Physics

Quantum time: Is this where the flow of existence comes from?

Features

A family using a web cam

Technology

No more bad, blocky video calls thanks to smart AI compression

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Making custom qubits by pushing together two individual atoms

Physics

Making custom qubits by pushing together two individual atoms

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gravity artwork

Physics

The big fudge: Welcome to the theory of not-quite-everything

Features

Encrypt your data with random quantum weirdness

Physics

Encrypt your data with random quantum weirdness

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Arnav Kapur models the AlterEgo

Technology

Mind-reading headset lets you Google just with your thoughts

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I'm building a machine that breaks the rules of reality

Physics

I'm building a machine that breaks the rules of reality

Features

Red and green lights

Health

Computers made from human cells could tell you when you’re sick

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Computers that calculate with light could make superfast AI

Technology

Computers that calculate with light could make superfast AI

Optical computing has been a buzzword since the 1960s. But now a few start-ups are making real-world progress by using light to produce algorithms

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Physics

Google's 72-qubit chip is the largest yet

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Physics

Unbreakable: The race to protect our secrets from quantum hacks

Features

Technology

Old ¿ìè¶ÌÊÓƵ: The rise of the machines from railway timetables

Regulars

Physics

Quantum trick lets one particle send messages two ways at once

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