cosmology
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New Dark Matter Theory Says a ‘Dark Big Bang’ Created the Hidden Universe
Two scientists think a double-Big-Bang scenario could explain dark matter and why we haven’t been able to detect it.
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Could a Gigantic Lunar Telescope Reveal the Very First Stars?
A team of astronomers is reviving an idea that NASA sidelined a decade ago, in which a huge observatory would be installed on the Moon. Dubbed the “Ultimately Large Telescope,” the facility would easily outperform every other telescope in its class and spot objects that are predicted by theory but have never been seen.
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Exploding Black Dwarfs Could Be the ‘Last Interesting Thing to Happen in the Universe’
“This is the way the world ends,” said T. S. Elliot in his famous poem, “Not with a bang but a whimper.” These days, scientists consider the heat-death of the universe to be the whimper, but a new theoretical analysis predicts that the cosmos will breathe its final gasp in the form of exploding black dwarfs.
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The Universe Might Be Expanding Like A Lumpy Balloon
Is the universe’s expansion the same everywhere? New research suggests it’s not—which could have huge implications for our understanding of the cosmos.