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quantum gravity

Latest Articles

Bicep2 B-modes
cosmology

Possible Echo of Big Bang Detected

By Natalie Wolchover
March 17, 2014
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Scientists report the possible discovery of primordial gravitational waves, ripples in space-time that carry a record of how the universe began.

Gravitons
theoretical physics

Betting on the Future of Quantum Gravity

By Natalie Wolchover
March 14, 2014
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New calculations suggest physicists may someday discover a fundamental theory of gravity, but it could require a radical new perspective on the universe.

quantum gravity

Physicists Eye Quantum-Gravity Interface

By Natalie Wolchover
October 31, 2013
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Physicists have devised experiments that can probe the interface between quantum mechanics and general relativity.

Illustration of an amplituhedron.
theoretical physics

A Jewel at the Heart of Quantum Physics

By Natalie Wolchover
September 17, 2013
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Physicists have discovered a jewel-shaped geometric object that challenges the notion that space and time are fundamental constituents of nature.

string theory

A Strange Side to Nature

By Natalie Wolchover
July 1, 2013
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New findings suggest that beneath the surface of quantum theory lies a vibrant string theory world where some matter corresponds to black holes in higher dimensions.

Physics

Alice and Bob Meet the Wall of Fire

By Jennifer Ouellette
December 21, 2012
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If a new hypothesis about black hole firewalls proves correct, at least one of three cherished notions in theoretical physics must be wrong.


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