When Albert Einstein introduced his theory of general relativity in 1915, it changed the way we viewed the universe. His ...

The largest 3D map of the universe ever created has just confirmed Einstein’s theories. This map helps scientists understand ...

The fabric of space and time is not exempt from the effects of gravity. Plop in a mass and space-time curves around it, not ...

The amount of matter within the universe sculpts its overall curvature. And space-time itself can be either ... big bang has shaped and directed the work of cosmologists as strongly as Ptolemy ...

A decade after the discovery of the “amplituhedron,” physicists have excavated more of the timeless geometry underlying the ...

One hundred years ago, on November 23, 1924, a groundbreaking discovery reshaped our understanding of the universe. A small ...

For a long time, astronomers believed galaxy formation followed a very specific model: cosmic gas collects in clumps, stars ...

Here’s how it works. General relativity ... and it's the same with space and time. GP-B confirmed two of the most profound predictions of Einstein's universe, having far-reaching implications ...

General relativity, which describes how gravity works, implies a smooth ... about the evolution and nature of space and time, such as how the universe might have looked before the big bang or ...

We know that some objects are closer to the Earth than others and that enormous distances separate us from other objects in the universe ... time line from the program and from the Hubble Space ...

allowing us to observe changes over time. The atlas even reflects on the future of space exploration, from the moon to Mars. Journey to the farthest corners of the universe in this visually ...

These are thought to be like proton-wide wrinkles that emerged in the early Universe as space-time stretched, then froze into place. We've not found much physical evidence of cosmic strings ...