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black holes

Illustration of three black holes on a starry background
Abstractions blog

To Make Two Black Holes Collide, Try Three

How do black holes merge and make gravitational waves? Maybe with a little help from their friends.

Artists impression of AGN driven outflows from a dwarf galaxy
Abstractions blog

Big Black Holes Found in the Smallest Galaxies

Tiny, dim “dwarf” galaxies have been found to hide gas-spewing black holes.

Abstractions blog

Philosophers Debate New ‘Sonic Black Hole’ Discovery

Opinions differ about what recent measurements of a sound-trapping fluid reveal about light-trapping black holes.

Art for "What the Sight of a Black Hole Means to a Black Hole Physicist"
Quantized Columns

What the Sight of a Black Hole Means to a Black Hole Physicist

The astrophysicist Janna Levin reflects on the newly unveiled, first-ever photograph of a black hole.

Photo of Priya Natarajan
Q&A

An Astrophysicist Who Maps the Universe’s Terra Incognita

Priyamvada Natarajan has pioneered the mapping and modeling of the universe’s invisible contents, especially dark matter and supermassive black holes.

Quantized Columns

The Double Life of Black Holes

Perfect black holes are versatile mathematical tools. Just don’t mistake them for the real thing.

Art for "How Space and Time Could Be a Quantum Error-Correcting Code"
space-time

How Space and Time Could Be a Quantum Error-Correcting Code

The same codes needed to thwart errors in quantum computers may also give the fabric of space-time its intrinsic robustness.

Art for "New Studies Rescue Gravitational-Wave Signal From the Noise"
gravitational waves

New Studies Rescue Gravitational-Wave Signal From the Noise

Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.

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.