Quantum optics Research update Quantum theory survives latest challenge Entanglement still defies classical explanation Read article: Quantum theory survives latest challenge
Optical physics Research update How to walk through walls Illusion optics creates invisible gateway Read article: How to walk through walls
Nuclear physics Research update Nuclear reaction defies expectations Unusual form of fission leaves theorists scratching their heads Read article: Nuclear reaction defies expectations
Surfaces and interfaces Research update ‘Medusa front’ spotted in nanobatteries High-resolution images reveal how lithium-ion devices function Read article: ‘Medusa front’ spotted in nanobatteries
Structure and dynamics Research update CERN moves closer to antihydrogen spectroscopy New trap puts physicists on cusp of revealing antimatter's fine structure Read article: CERN moves closer to antihydrogen spectroscopy
Telescopes and space missions Research update Cosmic dark ages brought to light Low-budget radio antenna offers window on first structures in the universe Read article: Cosmic dark ages brought to light
Nuclear physics Research update Quark–gluon mania returns to CERN LHC ends 2010 run on a high, but understanding its latest data is only beginning Read article: Quark–gluon mania returns to CERN
Nuclear medicine Research update Medical isotope shortages could become commonplace Nuclear Energy Agency report warns of processing bottlenecks Read article: Medical isotope shortages could become commonplace
Soft matter and liquids Research update Nanotube rubber stays stretchy at extreme temperatures New material is stable from –196 °C to 1000 °C Read article: Nanotube rubber stays stretchy at extreme temperatures
Surfaces and interfaces Research update Secret of diamond polishing revealed Physicists explain the ancient process of diamond grinding Read article: Secret of diamond polishing revealed
Physics World podcast Explore our two regular podcast series, Physics World Weekly and Physics World Stories