Gravity Research update Tabletop device might snare gravitational waves using tiny diamonds New matter-wave interferometer would rely on nanoparticles, not lasers Read article: Tabletop device might snare gravitational waves using tiny diamonds
Quantum Research update LIGO reveals quantum correlations at work in mirrors weighing tens of kilograms Result points to lower noise limit for gravitational-wave detectors Read article: LIGO reveals quantum correlations at work in mirrors weighing tens of kilograms
Gravity Research update Mystery object spotted by LIGO–Virgo gravitational-wave detectors Is it the biggest neutron star, or the smallest black hole ever detected? Read article: Mystery object spotted by LIGO–Virgo gravitational-wave detectors
Gravity Research update Black hole ‘subrings’ could be seen by putting a telescope on the Moon Focused light could tell us more about supermassive black holes Read article: Black hole ‘subrings’ could be seen by putting a telescope on the Moon
Gravity News First direct observation of a black hole and its ‘shadow’ is Physics World 2019 Breakthrough of the Year Award goes to astronomers working on the Event Horizon Telescope Read article: First direct observation of a black hole and its ‘shadow’ is Physics World 2019 Breakthrough of the Year
Gravity Blog A decade of Physics World breakthroughs: 2016 and 2017 – the rise of gravitational-wave observation and multimessenger astronomy Sarah Tesh looks back at the Physics World Breakthrough of the Year for 2016 and 2017, and the beginning of the gravitational-wave and multimessenger astronomy era Read article: A decade of Physics World breakthroughs: 2016 and 2017 – the rise of gravitational-wave observation and multimessenger astronomy
Gravity Research update Quantum squeezing boosts performance of LIGO and Virgo gravitational-wave detectors Entangled photons allow detection of more merging black holes and neutron stars Read article: Quantum squeezing boosts performance of LIGO and Virgo gravitational-wave detectors
Gravity Research update Nearby stars could reveal wormhole at the centre of the Milky Way Effect could be spotted by next generation of telescopes Read article: Nearby stars could reveal wormhole at the centre of the Milky Way
Gravity Research update Motions of the planets put new limit on graviton mass Range of gravitational field cannot be shorter than 18 trillion kilometres Read article: Motions of the planets put new limit on graviton mass
Gravity Research update Black hole is hairless, reveals analysis of gravitational waves Ringdown of black hole is described nicely by general relativity Read article: Black hole is hairless, reveals analysis of gravitational waves