As the universe expands, it feels like it must be spreading out from some initial point. But a physicist explains why that’s ...

Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely accepted worldwide by ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...

which describes how warping the fabric of space and time causes gravity. Together, the discoveries shaped the course of modern physics, but the connections between the two phenomena remain unclear.

A new theory of the fabric of the universe has proposed that time has three dimensions. Moreover, this model leads to the conclusion that these three time dimensions are the true underlying feature of ...

One of the big challenges in communicating about space and space-time is that the universe is so large the scales are very difficult to imagine. Even just trying to get a sense of our solar system can ...

Galaxies aren’t swelling and stars aren’t stretching—what’s expanding is far stranger. The very fabric of space itself is ...

CAPE CANAVERAL, Fla. (AP) — Strauss’ “Blue Danube” is heading into space Saturday to mark the 200th anniversary of the waltz king’s birth. The classical piece will be beamed into the cosmos as it’s ...