Physics
Mystery of the cosmic dawn: What鈥檚 eating the first starlight?
A shoestring experiment in the Australian outback has seen the signal of the very first stars 鈥� and a weird effect astronomers are struggling to explain
Features
Space
Gamma rays from the sun are acting weird and nobody knows why
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Physics
Dark radiation may fix our broken understanding of the universe
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Physics
Mystery of neutrino masses may be explained by dark matter force
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Humans
Dark DNA: The missing matter at the heart of nature
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Space
We have found traces of the universe’s first ever stars
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Physics
Dark matter could be produced by twisted gravitational waves
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Space
There could be entire stars and planets made out of dark matter
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Physics
Dark matter near black holes sends gamma rays from galaxy’s core
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Physics
Mystery dark matter may be ordinary neutrons that have decayed
Dark matter makes up a lot of the universe, but we still don鈥檛 know what it is. Could it be neutrons decaying into strange particles that shun normal matter?
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Space
Ancient black holes ruled out as source of all dark matter
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Physics
Dark energy is mutating, with grave consequences for the cosmos
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Space
The usual way of hunting dark matter may be all wrong
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Physics
We’ve found a bunch of dwarf galaxies we thought didn’t exist
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