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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’s true nature

Features

Illustration of nanoparticles

Physics

The edge of the quantum world just moved closer to our reality

News

Embracing quantum spookiness: Best ideas of the century

Physics

Embracing quantum spookiness: Best ideas of the century

Features

�鶹��ý’s guide to the 21 best ideas of the 21st century

Humans

�鶹��ý’s guide to the 21 best ideas of the 21st century

Features

2Y7R9XY Ehningen, Germany. 01st Oct, 2024. A model of a suspension of the quantum chip of a Quantum System Two quantum computer is on display at the opening of the first quantum data center of the computer company IBM. Credit: Marijan Murat/dpa/Alamy Live News

Technology

How to finally get a grasp on quantum computing

Comment

These striking photos are a window into the world of quantum physics

Physics

These striking photos are a window into the world of quantum physics

Regulars

Formation of a ring around an extrasolar planet (artist's impression)

Technology

Quantum computers could help sharpen images of exoplanets

News

Our elegant universe: rethinking nature’s deepest principle

Physics

Our elegant universe: rethinking nature’s deepest principle

Features

Quantum chip of a Quantum System Two quantum computer is on display at the opening of the first quantum data center of the computer company IBM

Technology

Quantum neural network may be able to cheat the uncertainty principle

News

El Capitan, the National Nuclear Security Administration's first exascale computer,

Technology

Some quantum computers might need more power than supercomputers

A preliminary analysis suggests that industrially useful quantum computers designs come with a broad spectrum of energy footprints, including some larger than the most powerful existing supercomputers

News

Comment

The best new popular science books of January 2026

Culture

Technology

A strange kind of quantumness may be key to quantum computers' success

News

Physics

Ghostly particles might just break our understanding of the universe

News

Physics

A controversial experiment threatened to kill the multiverse in 2025

News