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theoretical physics

Abstractions blog

Why Black Hole Interiors Grow (Almost) Forever

The renowned physicist Leonard Susskind has identified a possible quantum origin for the ever-growing volume of black holes.

A still from an animated illustration of electrons dispersing through a cuprate sample.
condensed matter physics

Universal Quantum Phenomenon Found in Strange Metals

Experiments suggest that exotic superconducting materials share a “strange metal” state characterized by a quantum speed limit that somehow acts as a fundamental organizing principle.

Art for "How Holography Could Help Solve Quantum Gravity"

How Holography Could Help Solve Quantum Gravity

In the latest campaign to reconcile Einstein’s theory of gravity with quantum mechanics, many physicists are studying how a higher dimensional space that includes gravity arises like a hologram from a lower dimensional particle theory.

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quantum mechanics

‘Quantum Atmospheres’ May Reveal Secrets of Matter

A new theory proposes that the quantum properties of an object extend into an “atmosphere” that surrounds the material.

Abstractions blog

A New Test for the Leading Big Bang Theory

Cosmologists have predicted the existence of an oscillating signal that could distinguish between cosmic inflation and alternative theories of the universe’s birth.

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Quantized Columns

The End of Theoretical Physics As We Know It

Computer simulations and custom-built quantum analogues are changing what it means to search for the laws of nature.

Art for "Black Hole Firewalls Could Be Too Tepid to Burn"
Abstractions blog

Black Hole Firewalls Could Be Too Tepid to Burn

String theorists elide a paradox about black holes by extinguishing the walls of fire feared to surround them.

Art for "Dark Energy May Be Incompatible With String Theory"
theoretical physics

Dark Energy May Be Incompatible With String Theory

A controversial new paper argues that universes with dark energy profiles like ours do not exist in the “landscape” of universes allowed by string theory.

quantum mechanics

Closed Loophole Confirms the Unreality of the Quantum World

A quickly closed loophole has proved that the “great smoky dragon” of quantum mechanics may forever elude capture.