Scientists have compiled 25 of the most perplexing space phenomena that continue to defy explanation, from interstellar visitors like ʻOumuamua to the unexplained dimming of Betelgeuse. These ...
Astronomers are rethinking one of cosmology’s biggest mysteries: dark energy. New findings show that evolving dark energy models, tied to ultra-light axion particles, may better fit the universe’s ...
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