Space
Long-lost stellar siblings probe the Milky Way’s violent history
A technique to track down which stars were once siblings could help find the sun's birthplace and understand how the Milky Way evolved
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Physics
I was one of the first to know gravitational waves are real
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Physics
Revolution in physics as gravitational waves seen for first time
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Physics
Latest rumour of gravitational waves is probably true this time
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Space
Milky Way’s central bar stirs in stars like a candy floss mixer
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Earth
Record-breaking double star may be cannibalising itself
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Physics
A black hole’s edge will burn you up if you try to escape
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Space
Mystery supernova could be fast-spinning magnetic star
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Physics
Ancient quasars in distant galaxies caught switching on suddenly
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Space
Comets can’t explain weird ‘alien megastructure’ star after all
A star called KIC 8462852, or Tabby's star, has been behaving oddly since 1890, not just recently as had been thought – and astronomers have no idea why
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Space
We’ve found the brightest ever supernova but can’t explain it
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Physics
Time might flow backwards as well as forwards from the big bang
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Physics
New rumours that gravitational waves have finally been detected
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Physics
Supermassive black holes might be hiding entire universes inside
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