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
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
Effect could be spotted by next generation of telescopes
Read article: Nearby stars could reveal wormhole at the centre of the Milky Way
Range of gravitational field cannot be shorter than 18 trillion kilometres
Read article: Motions of the planets put new limit on graviton mass
Ringdown of black hole is described nicely by general relativity
Read article: Black hole is hairless, reveals analysis of gravitational waves
$3m prize will be shared equally by 347 scientists who imaged region surrounding huge black hole
Read article: Event Horizon Telescope researchers win 2020 Breakthrough Prize in Fundamental Physics
LIGO–Virgo detectors have seen more than 20 candidate signals since April restart
Read article: Were gravitational waves from a black-hole–neutron-star merger detected on 14 August?
Equivalence principle stands up to highest scrutiny so far
Read article: Einstein’s general theory of relativity tested by star orbiting a black hole
Gravitational-wave astronomy is shedding new light on some of the most enigmatic issues in contemporary physics, ranging from black holes to the formation of the universe
Read article: Roadmap offers expert insight into gravitational-wave astronomy
Ron Cowen's Gravity’s Century: From Einstein’s Eclipse to Images of Black Holes celebrates two events that concern gravity, writes Andrew Robinson
Read article: Black holes and revelations
