Health & Medicine
Why scientists say wearing masks shouldn’t be controversial
New data suggest that cloth masks work to reduce coronavirus cases, though less well than medical masks.
Physics
More Stories in Physics
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Quantum PhysicsTo live up to the hype, quantum computers must repair their error problems
Before quantum computers can reach their potential, scientists will need to master quantum error correction.
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Particle PhysicsAn unexpected result from a dark matter experiment may signal new particles
An excess of events spotted in the XENON1T experiment could be signs of solar axions or weird, new properties of neutrinos, but not dark matter itself.
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Particle PhysicsMeasuring the neutron’s lifetime from space could solve an enduring mystery
Measurements on Earth show that lone neutrons decay after about 15 minutes, and now scientists have measured that lifetime from space.
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Quantum PhysicsThis weird quantum state of matter was made in orbit for the first time
Bose-Einstein condensates made on the International Space Station could reach temperatures lower than any known in the universe.
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SpaceThe Milky Way’s giant gas bubbles were seen in visible light for the first time
Variation in the light’s wavelengths could help scientists map the velocity of the gas that makes up the towering structures known as Fermi bubbles.
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PhysicsA new device can produce electricity using shadows
Even under low light, this new technology exploits the contrast between light and shade to produce a current that can power small electronics.
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SpaceA weird cosmic flare called the ‘Cow’ now has company
Scientists have now found three similar luminous, short-lived bursts of light, part of a class known as fast blue optical transients.
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PhysicsA star shredded by a black hole may have spit out an extremely energetic neutrino
A star’s fatal encounter with a black hole might have produced a neutrino with oomph.
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Quantum PhysicsPhysicists exploit a quantum rule to create a new kind of crystal
Cold atoms can form crystals as a result of the Pauli exclusion principle.