The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

The universe is approaching the midpoint of its 33-billion-year lifespan, a Cornell physicist calculates with new data from ...

We’ve grown up with the idea that the universe will expand forever, meaning the "cosmological constant" is positive. What if it's negative?

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

A Cornell physicist calculated new data from dark energy reviews, indicating the end of the universe within a few billion years in the future.

Ask most astronomers, and they'll tell you that dark matter and dark energy make up more than 95 percent of the universe and that they are the explanations for many of the large-scale phenomena we ...

A new study argues that dark matter and dark energy might be illusions caused by the universe’s forces fading over time. For many years, scientists have thought that dark matter and dark energy make ...

A new research paper authored by Anowar Jaman Shajib, an Associate Member of the Center for Astronomy, Space Science and ...

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Nearly a decade ago, astronomers discovered the surprising existence of dark energy-a mysterious force that pushes galaxies apart and accelerates the expansion of the universe. Also known as the ...

Whatever dark energy is, explanations for it have less wiggle room following a Hubble Space Telescope observation that has refined the measurement of the universe’s ...