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Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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2 results for "cosmological-constant"
ZA_1_18 — Dark Energy and the Cosmological Constant Problem
Dark energy — the mysterious component constituting ~68% of the total energy density of the observable universe — drives the accelerating expansion of space and represents one of the deepest unsolved problems in physics.
ZA_2_18 — Dark Energy Mechanisms: Cosmological Constant, Quintessence, and the Accelerating Universe
Dark energy — the unknown agent driving the accelerating expansion of the universe — constitutes approximately 68.3% of the total energy density of the cosmos (Planck 2018 results), making it the dominant component of th
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