Physics
Rules of attraction: Why it’s time to rethink how gravity works
Fresh suspicions have reopened the case against dark matter, forcing a fundamental rethink of the familiar force that keeps our feet on the ground
Features
Space
TRAPPIST-1 worlds are close enough for life to hop between them
News
Physics
Oldest, biggest black holes may have come from enormous stars
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Physics
How to dust a telescope鈥檚 78-square-metre mirror with CO2
Regulars
Health
To advance science we need to think about the impossible
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Physics
Cosmic uncertainty: Is the speed of light really constant?
Features
Physics
Universes that spawn ‘cosmic brains’ should go on the scrapheap
News
Space
Rare mid-weight black hole found at heart of bright star cluster
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Physics
Have we found evidence that we live in a holographic universe?
News
Earth
Earth鈥檚 water must have arrived here earlier than we thought
Our best theory said meteorites brought water to Earth 4.5 billion years ago, now it seems they struck far earlier, while our planet鈥檚 core was still forming
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Space
First evidence of dwarf galaxy merger boosts two cosmic theories
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Space
Binary stars shred up and shove off their newborn planets
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Space
Milky Way’s core could be spewing out planet-sized star chunks
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Physics
Cosmic radio bursts tracked to home galaxy for first time
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