Top Physics Stories

How a giant planet survived its star's death, then migrated inward

Phys.org

JWST reveals a gas giant that survived its star's death as a white dwarf, then migrated closer in -- a glimpse of what may await our own solar system.

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Ultrafast scanning tunneling microscopy reaches the quantum mechanical space-time limit for the first time

Phys.org

Scientists tracked electrons tunneling on attosecond timescales, directly observing the fundamental quantum limit on measuring space and time together.

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New superconductors identified, unlocking process that could yield thousands more

Phys.org

AI-guided screening combined with quantum geometry uncovered two new superconductors, a scalable method that could reveal thousands more candidates.

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Giant exoplanet may hold a magnetic grip on its host star

Phys.org

Eighteen years of data show a Neptune-sized exoplanet's magnetic field appears to influence its host star's activity, flipping the usual relationship.

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Electron Collisions Hit a Hard Limit: Quantum Simulation Maps the Resistivity Ceiling

Tech Times

Ultracold atoms in an optical lattice revealed a hard quantum ceiling on resistivity from electron collisions, a new diagnostic for strange metals.

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The little red galaxies that may be sending us neutrinos

Phys.org

JWST's 'little red dot' galaxies with growing black holes may be hidden sources of the high-energy cosmic neutrinos detected by IceCube.

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Nearby 'Super Earth' may be a better candidate for life than previously thought

Phys.org

Revised mass measurements cut a nearby super-Earth's mass estimate roughly in half, boosting the odds it's rocky and habitable rather than a mini-Neptune.

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Quantum gravity tests may mistake ordinary spacetime for superposition

Phys.org

A new theoretical framework shows many proposed lab tests for quantum gravity superpositions could be mimicked by ordinary classical spacetime effects.

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