Physics
How big is a proton? We may finally have the answer to this puzzle
News
Physics
See the latest physics news and expert analysis on dark matter, the multiverse, theoretical and particle physics, quantum theory, and more from the world of physics.
Physics
Quantum X-ray machine takes razor sharp pictures with less radiation
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Physics
Stealth glider made out of special polymer self-destructs in sunlight
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Space
Gravitational waves could settle mystery of the universe's expansion
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Physics
LIGO may have seen its first black hole and neutron star collision
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Physics
Quantum teleportation used to send 3D information for the first time
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Physics
Quantum weirdness isn't real – we've just got space and time all wrong
Features
Physics
A classic quantum theorem may prove there are many parallel universes
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Space
What if there was no big bang and we live in an ever-cycling universe?
Features
Physics
Military-grade jet fuel made cheaply from plant waste instead of coal
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Physics
No sign radiation from a missile explosion has spread beyond Russia
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Physics
Inside the race to find the first billion-digit prime number
Features
