Physics in the World
A weekly pupil-friendly look at real physics discoveries, breakthroughs and applications. We take complex science, check reliable sources, and connect it to ideas you already meet in GCSE, AS and A Level Physics.
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9 min read
Hubble sees an early galaxy clearing the Universe's hydrogen fog
Hubble observations of the early galaxy MXDFz4.4 show young stars letting ultraviolet light escape, helping explain how the early Universe became transparent.
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Weekly archive
Week beginning 22 June 2026
Week beginning 15 June 2026
Quantum entanglement found in a centimetre-sized strange metal
Neutron-scattering measurements of a strange metal have revealed quantum entanglement spread through a much larger piece of matter than pupils might expect.
Quantum atom sensor clears a path to dark matter and gravitational wave searches
A prototype atom interferometer has shown how laser noise can be cancelled, making future quantum sensors more useful for fundamental physics.
CERN finds the missing member of a doubly charmed particle family
Physicists working with the LHCb experiment have observed a new particle made from two charm quarks and one strange quark.
Webb watches an exoplanet heat up during a close pass by its star
The James Webb Space Telescope has observed a giant planet on a stretched orbit as it is heated strongly by its star.