General Relativity

Latest in General Relativity

Researchers have discovered what a "cosmic glitch" in gravity, which could potentially help explain the universe's strange behavior.

Physicists Say They May Have Found a Powerful Glitch in the Universe

By Victor Tangermann

A pair of professors from North Carolina State University are proposing an entirely new model of physics that could rewrite the way we think about matter.

Science & Energy

New Theory Throws Out Einstein’s Theory of General Relativity

By Victor Tangermann

In a preprint paper, physics professor Vitaly Vanchurin from the University of Minnesota Duluth argues that the entire universe may be a neural network.

Artificial Intelligence

Physicist: The Entire Universe Might Be a Neural Network

By Victor Tangermann

A bizarre star system: a collapsed pulsar and white dwarf binary orbiting a second white dwarf, upheld a major tenet of Einstein's general relativity.

Collapsed Star Proves Another of Einstein’s Theories

By Dan Robitzski

After nearly 30 years of research, astronomers found that a star orbiting a black hole does so in a rosette shape, supporting Einstein's general relativity.

A Star Is Circling a Black Hole and Its Orbit Is Absolutely Nuts

By Dan Robitzski

Massive gravity theory modifies Einstein’s theory of general relativity to explain the universe's accelerating rate of expansion.

Science & Energy

New Theory Could Solve Universe’s Biggest Paradox

By Kristin Houser

We May Finally Understand the Speed of Gravity

Science & Energy

We May Finally Understand the Speed of Gravity

By Christianna Reedy

Einstein’s Theory of General Relativity was Largely Ignored for Three Decades

Einstein’s Theory of General Relativity was Largely Ignored for Three Decades

By Christianna Reedy

Scientists Finally Witnessed a Phenomenon That Einstein Thought “Impossible”

Science & Energy

Scientists Finally Witnessed a Phenomenon That Einstein Thought “Impossible”

By Christianna Reedy

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Watch: The Physics of Time Explained in Under 3 Minutes

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Quantum Physics

Physicists Have Uncovered a Weird Problem While Measuring Time

Here’s How Quantum Gravity Will Change Our Understanding of the Universe

Here’s How Quantum Gravity Will Change Our Understanding of the Universe

By June Javelosa

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A New Theory of Gravity Just Passed its First Test. Here’s What This Means for Physics

By Cecille De Jesus

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This New Equation Could Unite The Two Biggest Theories in Physics

By Science Alert

Thanks to Time Dilation, Earth’s Core is 2.5 Years Younger Than its Surface

Science & Energy

Thanks to Time Dilation, Earth’s Core is 2.5 Years Younger Than its Surface

By Todd Jaquith

The Ultimate Collection of Free Physics Videos

The Ultimate Collection of Free Physics Videos

By Jolene Creighton