Why the Laws of Physics Are Inevitable

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ABSTRACTIONS BLOG
 

Why the Laws of Physics Are Inevitable

By NATALIE WOLCHOVER

By considering simple symmetries, physicists working on the "bootstrap" have rederived the four known forces. "There's just no freedom in the laws of physics," said one.

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COSMOLOGY
 

Cosmic Triangles Open Window to Time's Origin

By NATALIE WOLCHOVER 

A close look at fundamental symmetries has exposed hidden patterns in the universe. Physicists think that those same symmetries may also reveal time's original secret.

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UNIVERSALITY
 

The Universal Law That Aims Time's Arrow

By NATALIE WOLCHOVER 

A new look at a ubiquitous phenomenon has uncovered unexpected fractal behavior that could give us clues about the early universe and the arrow of time.

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NUMBER THEORY
 

Mathematician Proves Huge Result on 'Dangerous' Problem

By KEVIN HARTNETT

Mathematicians regard the Collatz conjecture as a quagmire and warn each other to stay away. But now Terence Tao has made more progress than anyone in decades.

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NUMBER THEORY(2015)
 

A Magical Answer to an 80-Year-Old Puzzle

By ERICA KLARREICH

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Animated simulation of the gases churning near a supermassive black hole.

ASTROPHYSICS
 

Astronomers Find Black Holes Stirring Up the Biggest Galaxies

By CHARLIE WOOD

After a space telescope disintegrated, astrophysicists had little hope of understanding how supermassive black holes agitate giant galaxies. Then they invented a hack.

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ABSTRACTIONS BLOG

 

Big Black Holes Found in the Smallest Galaxies

By RAMIN SKIBBA

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BEHAVIOR
 

To Decode the Brain, Scientists Automate the Study of Behavior

By JORDANA CEPELEWICZ

Machine learning and deep neural networks can capture and analyze the "language" of animal behavior in ways that go beyond what's humanly possible.

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NEUROSCIENCE
 

'Noise' in the Brain Encodes Surprisingly Important Signals

By JORDANA CEPELEWICZ

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