theory of relativity

Example Sentences

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Cosmologists use Einstein's general theory of relativity along with the Friedmann equations to describe how the universe changes over time.

From Science Daily • Jan. 11, 2026

Einstein first predicted the existence of gravitational waves in 1916 as part of his general theory of relativity.

From Science Daily • Oct. 30, 2025

Then, Albert Einstein solved the tension by coming up with the theory of relativity, which explains how massive objects cause distortions in spacetime.

From Salon • Dec. 9, 2024

High-energy muons traveling at near–light-speed endure longer, for milliseconds, because of the time dilation predicted by Einstein’s theory of relativity.

From Science Magazine • Mar. 27, 2024

In other words, the theory of relativity put an end to the idea of absolute time!

From "A Brief History of Time: And Other Essays" by Stephen Hawking