Dave Whyte for Quanta Magazine

quantum information theory

How to Turn a Quantum Computer Into the Ultimate Randomness Generator

Pure, verifiable randomness is hard to come by. Two proposals show how to make quantum computers into randomness factories.

Art for "A 53-Year-Old Network Coloring Conjecture Is Disproved"
graph theory

A 53-Year-Old Network Coloring Conjecture Is Disproved

In just three pages, a Russian mathematician has presented a better way to color certain types of networks than many experts thought possible.


A Mathematician Whose Only Constant Is Change

Amie Wilkinson searches for exotic examples of the mathematical structures that describe change.


Physicists Debate Hawking’s Idea That the Universe Had No Beginning

A recent challenge to Stephen Hawking’s biggest idea — about how the universe might have come from nothing — has cosmologists choosing sides.

Art for "Quantum Leaps, Long Assumed to Be Instantaneous, Take Time"
quantum physics

Quantum Leaps, Long Assumed to Be Instantaneous, Take Time

An experiment caught a quantum system in the middle of a jump — something the originators of quantum mechanics assumed was impossible.

Art for "Bacterial Complexity Revises Ideas About ‘Which Came First?’"
Illustration of Fermat's Last Theorem
Quantized Columns

Why the Proof of Fermat’s Last Theorem Doesn’t Need to Be Enhanced

Decades after the landmark proof of Fermat’s Last Theorem, ideas abound for how to make it even more reliable. But such efforts reflect a deep misunderstanding of what makes the proof so important.

Art for "The Body’s Clock Offers a Rhythmic Target to Viruses"

The Body’s Clock Offers a Rhythmic Target to Viruses

Viruses and other parasites may sync with their host’s biological clock — or reset it — to gain an advantage.

Art for "Ancient DNA Yields Snapshots of Vanished Ecosystems"

Ancient DNA Yields Snapshots of Vanished Ecosystems

Surviving fragments of genetic material preserved in sediments allow scientists to see the full diversity of past life — even microbes.

Latest Multimedia

Art for "What Are Feynman Diagrams?"
In Theory

How Feynman Diagrams Revolutionized Physics

In the late 1940s, Richard Feynman invented a visual tool for simplifying particle calculations that forever changed theoretical physics.

Latest Podcast


To Remember, the Brain Must Actively Forget

Researchers find evidence that neural systems actively remove memories, suggesting that forgetting may be the default mode of the brain.

Latest Puzzle

Art for "Math Puzzle: The Joy of Recursion"
insights puzzle

Solution: ‘The Bulldogs That Bulldogs Fight’

To minimize brain strain when thinking recursively, start simply, look for a pattern and let the pattern do the work.

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Illuminating basic science and math research through public service journalism.

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Quanta Magazine is committed to in-depth, accurate journalism that serves the public interest. Each article braids the complexities of science with the malleable art of storytelling and is meticulously reported, edited and fact-checked. Launched and funded by the Simons Foundation, Quanta is editorially independent — our articles do not reflect or represent the views of the foundation.

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