Gravity Research update Motion through quantum space–time is traced by ‘q-desics’ Subtle quantum effects could be observed in how particles traverse cosmological distances Read article: Motion through quantum space–time is traced by ‘q-desics’
Gravity Opinion and reviews Bring gravity back down to Earth: from giraffes and tree snakes to ‘squishy’ space–time Emma Chapman reviews Crush: Close Encounters with Gravity by James Riordon Read article: Bring gravity back down to Earth: from giraffes and tree snakes to ‘squishy’ space–time
Quantum Podcasts Quantum gravity: we explore spin foams and other potential solutions to this enduring challenge Bianca Dittrich of the Perimeter Institute is our podcast guest Read article: Quantum gravity: we explore spin foams and other potential solutions to this enduring challenge
Gravity Research update Classical gravity may entangle matter, new study claims Surprising result could guide searches for quantum gravity Read article: Classical gravity may entangle matter, new study claims
Gravity Research update Rapidly spinning black holes put new limit on ultralight bosons Gravitational waves confirm predictions of Einstein and Kerr Read article: Rapidly spinning black holes put new limit on ultralight bosons
Optics and photonics Research update New adaptive optics technology boosts the power of gravitational wave detectors FROnt Surface Type Irradiator, or FROSTI, will allow future detectors to run at higher laser powers, reducing noise and expanding capabilities Read article: New adaptive optics technology boosts the power of gravitational wave detectors
Gravity Research update Phase shift in optical cavities could detect low-frequency gravitational waves Global network could pinpoint astronomical sources Read article: Phase shift in optical cavities could detect low-frequency gravitational waves
Instrumentation and measurement Research update LIGO could observe intermediate-mass black holes using artificial intelligence Machine learning system reduces noise in interferometer mirrors Read article: LIGO could observe intermediate-mass black holes using artificial intelligence
Gravity Research update Reformulation of general relativity brings it closer to Newtonian physics Calculations reveal inverse square law behaviour in binary black holes Read article: Reformulation of general relativity brings it closer to Newtonian physics
Gravity Research update Black-hole scattering calculations could shed light on gravitational waves New mathematical technique is inspired by particle physics Read article: Black-hole scattering calculations could shed light on gravitational waves