Dark Energy may be changing and with it the fate of the Universe

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Pallab Ghosh

KPNO/NOIRLab A tall, white-domed telescope stands on a rocky hillside under a perfectly clear night sky.
Next to it, the Milky Way appears as a bright, vertical river of light, mottled with dense star clouds and dark dust lanes, stretching from the bottom to the top of the picture.
The foreground is mostly in shadow, with a few dark trees silhouetted against a faint greenish glow near the horizon.KPNO/NOIRLab

A lonely telescope in the Arizona desert tracks millions of distant galaxies to determine the ultimate fate of the Universe

There is growing controversy over recent evidence suggesting that a mysterious force known as dark…

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