Constants and units Research update Antiatoms yield their first optical spectrum Result paves the way to high-precision tests of matter-antimatter asymmetry Read article: Antiatoms yield their first optical spectrum
Metrology Research update Dual optical clock races towards peak precision System reduces dead time by switching between atomic ensembles Read article: Dual optical clock races towards peak precision
Gravity Research update Quantum free fall at 8500 m Ultracold atoms study the equivalence principle on parabolic flight Read article: Quantum free fall at 8500 m
Gravity Research update LIGO’s gravitational-wave discovery is Physics World 2016 Breakthrough of the Year Long-awaited direct detection of Einstein's gravitational waves tops our list of the 10 key breakthroughs in physics this year Read article: LIGO’s gravitational-wave discovery is Physics World 2016 Breakthrough of the Year
Low-temperature physics Research update Sonic Lamb shift detected in ultracold atoms Phononic effect puts quantum electrodynamics to the test Read article: Sonic Lamb shift detected in ultracold atoms
Nanomaterials Research update Robust structural colour is inspired by a tropical bird Self-assembling, random network of pores creates a wide range of colours Read article: Robust structural colour is inspired by a tropical bird
Metrology Research update Tiny device pumps out one electron at a time Research paves the way to a new definition of the ampere Read article: Tiny device pumps out one electron at a time
Business and innovation Research update UK science chief urges quantum-technologies boost Time is right for commercialization, says innovation agency Read article: UK science chief urges quantum-technologies boost
Quantum optics Research update Ghost images taken using pairs of atoms New technique could test fundamental principles of quantum mechanics Read article: Ghost images taken using pairs of atoms
Quantum optics Research update Photons created in a superposition of two colours Multicoloured qubits could boost quantum computing Read article: Photons created in a superposition of two colours