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总结

多家媒体近日报道,韩国一支科学家团队基于最新观测数据提出暗能量可能并非恒定不变,其强度或随时间演化,从而影响宇宙的长期命运。研究所指向的情景之一是:宇宙加速膨胀可能减弱甚至转为收缩,最终在遥远未来发生“大挤压”(Big Crunch),物质在引力作用下回落并聚合至高密度状态。该结论尚需更多独立数据与模型验证,但已引发关于宇宙膨胀是否正在放缓、现有宇宙学参数与暗能量理论是否需要修订的讨论。

正文

Team of South Korean scientists find evidence dark energy may end our universe in a 'Big Crunch' Daily Mail Dark Energy may be changing and with it the fate of the Universe BBC Universe will collapse into one big fireball, with stars and planets sucked into a core WION Is the universe's expansion slowing? New data raises questions The Business Standard Is The Universes Endless Expansion In Doubt? Changing Dark Energy Sparks Fresh Cosmic Debate NDTV
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