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quantum mechanics

<p>Time isn’t just another dimension, argues Tim Maudlin. To make his case, he’s had to reinvent geometry.</p>
Q&A

A Defense of the Reality of Time

Time isn’t just another dimension, argues Tim Maudlin. To make his case, he’s had to reinvent geometry.

<p><span style="font-weight: 400;">A simple analogue could offer insights into one of the most astonishing results of quantum mechanics.</span></p>
insights puzzle

Solution: ‘Taming Quantum Weirdness’

A simple analogue could offer insights into one of the most astonishing results of quantum mechanics.

<p>A new class of quantum particle is about to emerge from the tangled considerations of quantum statistics.</p>
Quantized Columns

Inside the Knotty World of ‘Anyon’ Particles

A new class of quantum particle is about to emerge from the tangled considerations of quantum statistics.

<p>Can balloon animals help blunt uneasy feelings about “spooky action at a distance”?</p>
insights puzzle

How to Tame Quantum Weirdness

Can balloon animals help blunt uneasy feelings about “spooky action at a distance”?

<p>Physicists are closing the door on an intriguing loophole around the quantum phenomenon Einstein called “spooky action at a distance.”</p>
quantum mechanics

Experiment Reaffirms Quantum Weirdness

Physicists are closing the door on an intriguing loophole around the quantum phenomenon Einstein called “spooky action at a distance.”

<p>A new theory explains how fragile quantum states may be able to exist for hours or even days in our warm, wet brain. Experiments should soon test the idea.</p>
neuroscience

A New Spin on the Quantum Brain

A new theory explains how fragile quantum states may be able to exist for hours or even days in our warm, wet brain. Experiments should soon test the idea.

<p>String theory has so far failed to live up to its promise as a way to unite gravity and quantum mechanics. At the same time, it has blossomed into one of the most useful sets of tools in science.</p>
string theory

The Strange Second Life of String Theory

String theory has so far failed to live up to its promise as a way to unite gravity and quantum mechanics. At the same time, it has blossomed into one of the most useful sets of tools in science.

<p>According to our best theories of physics, the universe is a fixed block where time only appears to pass.</p>
cosmology

A Debate Over the Physics of Time

According to our best theories of physics, the universe is a fixed block where time only appears to pass.

<p>Richard Feynman&#8217;s famous diagrams weren’t just a way to do calculations. They represented a deep shift in thinking about how the universe is put together.</p>
Quantized Columns

How Feynman Diagrams Almost Saved Space

Richard Feynman’s famous diagrams weren’t just a way to do calculations. They represented a deep shift in thinking about how the universe is put together.