A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

In simplest terms, the rate at which the universe expands on paper doesn’t match actual astronomical observations. That speed ...

Could the universe be rotating at an imperceptible speed? An extremely slow rotation, occurring once every 500 billion years, ...

A new study proposes that the universe may rotate at a nearly undetectable pace, offering a possible solution to the ...