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Quantum science

A collage of analog clocks against a black background. Some are broken in half

Physics

The daring idea that time is an illusion and how we could prove it

The way time ticks forward in our universe has long stumped physicists. Now, a new set of tools from entangled atoms to black holes promises to reveal time鈥檚 true nature

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Physics

Embracing quantum spookiness: Best ideas of the century

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Physics

Making atoms self-magnify reveals their quantum wave functions

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A 3d rendered image of particles

Physics

The deep lessons quasiparticles teach us about the nature of reality

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People view superconducting quantum computer model during the 8th Digital China Summit at the Fuzhou Strait International Conference and Exhibition Center on April 29, 2025 in Fuzhou, Fujian Province of China. The summit highlights the country's strides in digital transformation and the expansion of its digital economy. (Photo by Zhang Bin/China News Service/VCG via Getty Images) 2212665605

Physics

At last, we are discovering what quantum computers will be useful for

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Physics

The physicist on a mission to spark a quantum industrial revolution

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Space

When did time begin? Hint: It wasn鈥檛 at the big bang

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Physics

Liquid crystals could improve quantum communication devices

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Physics

Physicists are grappling with their own reproducibility crisis

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Technology

Google launches $5m prize to find actual uses for quantum computers

Existing quantum computers can solve some problems faster than any ordinary computer, but none of those problems has any practical use. Google and XPRIZE hope to change that

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Physics

Why string theory has been unfairly maligned – and how to test it

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Physics

Quantum lidar could help driverless vehicles spot bright objects

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Technology

An unhackable quantum internet is being built in New York City

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Physics

Ultra-fast random number generator uses quantum fluctuations

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