The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, ...

The fate of the cosmos may be a bit different than previously expected. For years, scientists have talked about how the universe is always expanding — constantly moving outward, never stopping.

The search for the universe’s center starts with a simple intuition: if everything exploded outward in the Big Bang, there ...

A new paper suggests that our universe may have begun with two big bangs. Scientists proposed the idea after struggling for decades to explain both the mysterious beginning of the universe as well as ...