Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

New measurements show that the expansion rate of the universe is faster than can be explained by our current understanding of ...

The article explores several potential scenarios for the end of the universe, including heat death, the Big Rip, the Big ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more ...