OzGrav

@ozgrav.bsky.social

Australian precision engineering is helping power the next generation of gravitational-wave detection. OzGrav researchers at ANU have developed ultra-precise coatings for new LIGO beamsplitters, helping improve the sensitivity of gravitational-wave detectors. www.ozgrav.org/news/ultra-p...

Ultra-precise ANU coatings help power the next generation of gravitational wave detectors - OzGrav

Researchers from the ARC Centre of Excellence for Gravitational Wave Discovery (OzGrav) at the Australian National University (ANU) have engineered new optical coatings for LIGO, the global…

ozgrav.org

A 90-year-old quantum physics mystery may be closer to being solved. OzGrav Associate Investigator Dr Marcus Lower is part of an international team whose observations could mark the first detection of vacuum birefringence. Published in Nature 👇 www.swinburne.edu.au/news/2026/08...

Rare ultra-magnetic star the key to solving a quantum cold case

A Swinburne astronomer may have just confirmed one of the quirkiest aspects of quantum mechanics: that seemingly empty space can alter the behaviour of light.

swinburne.edu.au

735 curious minds. 3 hours. Countless conversations about science. 🔭✨ OzGrav had a fantastic time at the Blacktown City Family Science Fun Day 2026, where we joined hundreds of families for a morning of hands-on discovery and exploration. A big thank you to Blacktown City Council for hosting us.

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Last week, early career researchers from Australia and Japan came together in Kanazawa for the Joint OzGrav–KAGRA Early Career Researcher School—combining cutting-edge gravitational-wave science with cultural exchange, collaboration and new friendships. Read more: www.ozgrav.org/news/austral...

The Next Generation of Australia–Japan Scientific Collaboration - OzGrav

Celebrating the 50th anniversary of the Australia–Japan Basic Treaty of Friendship and Cooperation through science, cultural exchange and collaboration. Young gravitational-wave researchers from…

ozgrav.org

🕳️ Are all black holes formed the same way? Maybe not. OzGrav Postdoc Dr Sharan Banagiri from Monash University has led a new study that finds merging black holes fall into three distinct families, offering new clues about how these cosmic giants form and evolve. www.ozgrav.org/news/scienti...

Scientists uncover three branches of the black hole family tree - OzGrav

For a decade, gravitational-wave observatories have been detecting collisions between black holes across the Universe. Now, after analysing more than 150 binary black hole mergers, researchers have…

ozgrav.org

How fast is the Universe expanding? An international team led by OzGrav PI Dr Kelly Gourdji (CSIRO) and OzGrav CI Prof Adam Deller (Swinburne University) has taken a new step towards answering one of cosmology's biggest questions. 🔗 Read more: www.ozgrav.org/news/new-mea...

New measurement brings us closer to understanding the Universe’s rate of expansion - OzGrav

Researchers closely observing the fiery aftermath of an immense cosmic collision have made a new measurement of the speed at which the Universe is expanding. The international team led by researchers…

ozgrav.org

Congrats to Professor David Blair AO on being recognised in the 2026 King's Birthday Honours for his distinguished service to physics, precision measurement science, gravitational-wave research and scientific education. We are incredibly proud of this recognition. www.ozgrav.org/awards/ozgra...

OzGrav congratulates Professor David Blair AO on King's Birthday Honour - OzGrav

OzGrav is delighted to congratulate Professor David Blair, one of Australia’s pioneering gravitational-wave physicists, on being appointed an Officer of the Order of Australia (AO) in the 2026 King’s ...

ozgrav.org

The latest gravitational-wave catalog from the LIGO–Virgo–KAGRA Collaboration has added 161 new detections, bringing the total number of observed signals to 390. Researchers found evidence that black holes may form through multiple different pathways. Read more: www.ozgrav.org/news/scienti...

Scientists find the Universe has multiple ways of manufacturing black holes - OzGrav

The LIGO-Virgo-KAGRA (LVK) Collaboration has today released its latest catalog of gravitational-wave detections. The data analysed for this update were collected by the twin Laser Interferometer Gravi...

ozgrav.org

How do you check the accuracy of instruments designed to detect ripples in spacetime? By using colliding black holes. OzGrav researchers have demonstrated a new way to use gravitational waves themselves to help calibrate the detectors that observe them. Read more: www.ozgrav.org/news/how-bla...

How black hole mergers are helping scientists calibrate the Universe’s most sensitive instruments - OzGrav

An international team of scientists from the LIGO, Virgo, and KAGRA collaborations, including researchers from the ARC Centre of Excellence for Gravitational Wave Discovery (OzGrav), has shown for the...

ozgrav.org

🍻 Canberra - science meets the pub. OzGrav’s Dr Rowina Nathan and Dr Liana Rauf are speaking at the Canberra edition of Pint of Science, bringing gravitational waves, galaxy mapping, and cutting-edge astrophysics to the stage. 📅 Wed 20 May | 6:30pm 🎟️ $15 pintofscience.com.au/event/traver...

Traversing the Universe

Strap yourselves as our astrophysics researchers take you on a journey of the Universe. They’ll explain how gravitational waves can create a map of the Uni…

pintofscience.com.au

This week, OzGrav researchers from two of our key programs came together at the University of Melbourne for a Collaboration Planning Workshop — bringing different expertise into the same room, sharing tools and approaches, and creating space to spark new projects.

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We’re excited to share that OzGrav has been featured on NASA’s Astronomy Picture of the Day 🌌 This stunning visual combines real astrophotography of the Tarantula Nebula with an OzGrav simulation of two black holes in their final “death dance”. 🔗 See the full feature: apod.nasa.gov/apod/fap/ap2...

APOD: 2026 April – Caught in the Web

A different astronomy and space science related image is featured each day, along with a brief explanation.

apod.nasa.gov