While many conclusions were drawn from this data, one stood out—dark energy may not be a cosmological constant after all. In fact, its effects on the universe may be weakening over time.

New hints from one of the most extensive surveys of the cosmos to date suggest that mysterious dark energy may be evolving in ways that could shift how astronomers understand the universe.

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 ...

Scientists are getting a little closer to understanding the nature of a mysterious force called dark energy - and how it impacts the fate of the universe. The large, powerful force - which makes ...

NEW YORK, March 20, (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 - ...

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.

How Will the Universe End? A Changing Understanding of Dark Energy May Provide a New Answer NEW YORK (AP) — Scientists are homing in on the nature of a mysterious force called dark energy ...

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 ...