This video walks you all the way to the last pages of reality, exploring what modern physics says about how the universe ...

In the end, the Universe becomes a place where gravity and quantum physics slowly turn all mass into faint streams of particles.

This image provided by NSFs NOIRLab shows the trails of stars above Kitt Peak National Observatory, where a telescope is mapping the universe to study a mysterious force called dark energy. (NSFs ...

Depending on how you look at it, the universe might not have an "end," after all. Whether the universe will "end" at all is not certain, but all evidence suggests it will continue being humanity's ...

If the universe as we know it started with the Big Bang, will it also have an end? If the universe as we know it started with the Big Bang, will it also have an end? And if it’s going to end someday - ...

NEW YORK (AP) — Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it makes up ...

In 1929, Edwin Hubble discovered from observations of distant galaxies that the Universe was expanding. This baffled astronomers and the public alike. Then in 1998, another wrinkle: Two different ...