Space
Oddly bright burst may mean space is more transparent than we thought
A gamma ray burst seen last year was so powerful that cosmologists might have to update their models of the universe
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Space
The quantum experiment that could help find evidence of the multiverse
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Space
How the end of the universe was completely rewritten
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Space
The universe’s evolution seems to be slowing and we don’t know why
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Space
The gravitational waves that could shed light on the cosmic dark age
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Space
A guide to cosmic fireworks, from stellar flares to black-hole beacons
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Space
We may have finally figured out how galaxy-scale magnetic fields arose
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Space
Time appears to run five times slower in the early universe
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Physics
Gravitational waves produce a background hum across the whole universe
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Space
What the huge young galaxies seen by JWST tell us about the universe
A few months ago, the James Webb Space Telescope spotted six early galaxies that were so large they threatened to break our best theory of how the cosmos evolved. Did they?
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Space
A distant supernova defies our understanding of the cosmos’s expansion
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Physics
To create a wormhole that doesn’t collapse, you need exotic matter
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Space
What was the universe’s first second like? These particles can tell us
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Physics
Stephen Hawking’s parting shot is a fresh challenge to cosmologists
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