Could time itself actually explain our universe's expansion? Our current cosmological model—known as lambda cold dark matter, ...

A controversial new model is presenting challenges to the long-theorized existence of mysterious dark energy throughout our ...

A new study on exploding stars has provided the first evidence for an alternative model of the universe, known as Timescape.

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Dark matter is one of the most debated and intriguing missing puzzle pieces of modern physics – a mysterious form of energy ...

NASA's latest warning suggests dark energy could lead the universe to a 'Big Freeze,' where expansion extinguishes light, ...

Only about 4% of the total energy density in the universe (as ... of its nature have remained elusive. Though the theory of dark matter remains the most widely accepted theory to explain the ...

Dec. 20, 2024 — One of the biggest mysteries in science -- dark energy -- doesn't actually exist, according to researchers looking to solve the riddle of how the Universe is expanding.

Galaxies are not islands in the cosmos. While globally the universe expands—driven by the mysterious "dark energy"—locally, ...