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LIGO
Laser Interferometer
Gravitational-Wave Observatory
Supported by the National Science Foundation
Operated by Caltech and MIT
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Slides
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    LIGO Surpasses the Quantum Limit

    Feature Story • October 23, 2023

    New technology in operation at LIGO is tackling quantum mechanical noise, enabling LIGO to probe a larger volume of the Universe and greatly boost the observatory's ability to study the exotic events that shake space and time.

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    Ligo_india_site_design_rendering_copy
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    India Approves Construction of Its Own LIGO

    Feature Story • April 17, 2023

    LIGO-India will greatly improve the localization of sources of gravitational waves

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    LIGO-Virgo-KAGRA Finds Elusive Mergers of Black Holes with Neutron Stars

    News Release • June 29, 2021

    LVK scientists capture two NSBH merger events 10 days apart in January 2020.

  • What_slide
    What are gravitational waves? Why are we looking for them? LIGO's Impact Public Alerts
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News
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Learn More

Winner of the 2023 Award for Excellence in Detector Characterization and Calibration Announced

News Release • November 21, 2023

Headlines

LIGO Documentary Released

News Release • October 4, 2023

LIGO Congratulates Pulsar Timing Array Teams for New Gravitational Wave Discovery

News Release • June 28, 2023

LIGO Ready to Explore Secrets of the Universe

News Release • May 24, 2023

LIGO and its Partners Fast Approaching Next Observing Run

News Release • May 16, 2023

Can Cosmic Collisions Be Predicted Before They Happen?

News Release • March 10, 2023

Featured Press Releases
  • GW190814; Mystery Object in the Mass Gap
  • GW200105 and GW200115: NSBH binaries
  • 1st BNS GW observation, EM counterparts2017
  • Nobel Prize
  • GW150914 detection portal
Researchers
  • LIGO Scientific Collaboration
  • Citing the LIGO–Virgo–KAGRA Collaboration
  • LIGO Open Science Center
  • Observatory Status
Quick links
  • What are gravitational waves?
  • Why are we looking for them?
  • LIGO's impact
  • Public alerts of candidate events
  • Current and future observing plans
Nobel Prize

 

Contact LIGO Caltech

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The LIGO Laboratory is supported by the National Science Foundation and operated jointly by Caltech and MIT. Any opinions, findings and conclusions or recommendations expressed in this material do not necessarily reflect the views of the National Science Foundation.

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