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space-time

Abstractions blog

Why Black Hole Interiors Grow (Almost) Forever

By Natalie Wolchover
December 6, 2018
Read Later

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

Multimedia

Quanta Writers and Editors Discuss Trends in Science and Math

By Thomas Lin
November 21, 2018
Read Later

On November 16, 2018, more than 200 readers joined writers and editors from Quanta Magazine for a wide-ranging panel discussion that examined the newest ideas in fundamental physics, biology and mathematics research.

Art for "How Holography Could Help Solve Quantum Gravity"
In Theory

How Holography Could Help Solve Quantum Gravity

By Thomas Lin
November 14, 2018
Read Later

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.

Photo of Cohl Furey
fundamental physics

The Peculiar Math That Could Underlie the Laws of Nature

By Natalie Wolchover
July 20, 2018
Read Later

New findings are fueling an old suspicion that fundamental particles and forces spring from strange eight-part numbers called “octonions.”

Illustration of a black hole with a Cauchy horizon
general relativity

Mathematicians Disprove Conjecture Made to Save Black Holes

By Kevin Hartnett
May 17, 2018
Read Later

Mathematicians have disproved the strong cosmic censorship conjecture. Their work answers one of the most important questions in the study of general relativity and changes the way we think about space-time.

An illustration of gravity as particles
quantum gravity

Physicists Find a Way to See the ‘Grin’ of Quantum Gravity

By Natalie Wolchover
March 6, 2018
Read Later

A recently proposed experiment would confirm that gravity is a quantum force.

Edward Witten in his office at the Institute for Advanced Study in Princeton, New Jersey.
Q&A

A Physicist’s Physicist Ponders the Nature of Reality

By Natalie Wolchover
November 28, 2017
Read Later

Edward Witten reflects on the meaning of dualities in physics and math, emergent space-time, and the pursuit of a complete description of nature.

A wormhole split in two with swirls of blue on one side and swirls of pink on the other with a ringed planet in the background.
theoretical physics

Newfound Wormhole Allows Information to Escape Black Holes

By Natalie Wolchover
October 23, 2017
Read Later

Physicists theorize that a new “traversable” kind of wormhole could resolve a baffling paradox and rescue information that falls into black holes.

Warped time. Olena Shmahalo/Quanta Magazine
Abstractions blog

Quantum Gravity’s Time Problem

By Natalie Wolchover
December 1, 2016
Read Later

The effort to unify quantum mechanics and general relativity means reconciling totally different notions of time.


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