New research in @thelancet.com looks at the multi-billion-dollar industries shaping our diets. For the first time, researchers have mapped the complex lobbying relationships of major brands, revealing the extent of their commercial influence on the global food industry.

We are ranked 15th globally and first in the world for impact of education in the QS World University Rankings: Sustainability 2026. The methodology is based on university performance across environmental impact, social impact (including impact of education) and governance. go.sydney.edu.au/hTyrAx

Wheat provides 20% of all calories globally. But yield has flatlined, which poses a threat to food supply. @sydney.edu.au researchers have been developing a solution to help reduce food insecurity globally. #ResearchForGood

Evidence from research led by @sydney.edu.au archaeologist Dr Jacob Bongers suggests Peru's mysterious 'Band of Holes' was once an ancient barter marketplace and later turned into an accounting system for gathering tribute. go.sydney.edu.au/N8inBo @antiquity.ac.uk @australianmuseum.bsky.social

A new cooling paint developed by @sydney.edu.au researchers and Dewpoint Innovations can passively cool buildings and keep surfaces up to six degree cooler 👏

We’re now ranked 2nd in Australia, climbing 8 places globally, and remain 1st in NSW 🎉 The @timeshighered.bsky.social rankings assess teaching and research performance, as well as industry collaboration and international outlook. go.sydney.edu.au/FRz8eH #USYD #Rankings

@anatomykat.bsky.social joined as an educator through the Sydney Horizon Educators scheme, a program that seeks to improve student experience and advance teaching practice. Passionate about teaching? Sydney Horizon Educators is now open for final recruitment. Learn more: go.sydney.edu.au/BZgv9Q

Congratulations to Professor @kouroshkalantar.bsky.social and Professor Michael Kassiou on being named as 2025 Fellows of the Australian Academy of Technological Sciences and Engineering 👏 Read more: go.sydney.edu.au/EFCffD #USYD #ATSEFellows

It's natural that as we get older, our body and mind decline. How might we all live well, for longer, at any stage of life? Join @sydney.edu.au experts for fresh insights and evidence unlocking our understanding of healthy brain ageing. Wednesday 24 September, 6:30pm. Register free!

Congratulations Professor @anitaho-baillie.bsky.social bsky.social and Professor Thomas Maschmeyer who were awarded prestigious Australian Museum @eurekaprizes.bsky.social for Science last night 👏 Read more: go.sydney.edu.au/XfWdLI

PhD candidate @allysontodd.bsky.social and Associate Professor @stephaniepart.bsky.social first connected when Allyson was an undergrad, and have collaborated ever since. Read about their shared passion in youth health and mentorship story: go.sydney.edu.au/4rsp3r

Congratulations to our three @sydney.edu.au researchers named 2025 NSW Young Tall Poppy award winners 🎉 Dr Ros Gloag, Dr @brookenickel.bsky.social and Dr @loubirrell.bsky.social have been recognised for their contribution to science and health care. Read more: go.sydney.edu.au/sORvSm

Commerce and Engineering student Oscar Mower created an AI tool that can detect the call of the North Pacific minke whale. The model can detect the presence of minke whales by analysing audio from existing underwater microphones known as hydrophones. go.sydney.edu.au/sFhzuE #USYD #USYDResearch

We’re ranked 1st in NSW and now 72nd in the world in the ShanghaiRanking Academic Ranking of World Universities. This is a testament to our world-class research, staff and alumni. go.sydney.edu.au/DOT8xs #USYD #UniRankings #ARWU

PhD student @sydney.edu.au Marliana Tri Widyastuti has led the developement of a world-first AI-powered soil moisture mapping tool that could transform irrigation, fuel reduction burning, and pasture management across Tasmania and beyond.

“Whether we’re celebrating or grieving, music is something we can turn to." A new study led by @steffenherff.bsky.social from @sydney.edu.au's Sydney Conservatorium of Music has shown for the first time empirically that music can keep you company by facilitating imagined social interactions.

A study by researchers from @sydney.edu.au & @unswbees.bsky.social suggests there is potential for the native Australian water rat, rakali, to play a positive role in biotic resistance against invasive black rats. www.publish.csiro.au/AM/AM25009 #AusMammalogy @sydneyrats.bsky.social 1/4

Congratulations to the nine researchers and teams placed among the finalists in the 2025 @eurekaprizes.bsky.social 👏 The Prize is among the top science awards in Australia, honouring the calibre of research and innovation, celebrating leaders in their field. Read more: go.sydney.edu.au/2l5jnZ

Coronaviruses in bats are almost never harmful to humans. New study led by Dr Alison Peel @alibat.bsky.social looks at co-infections in young bats - and how they might shape how viruses evolve in nature. go.sydney.edu.au/CneWYt 📷 Photo credits to Kathleen Flynn, Pat Jones, Remy Brooks.

Dr Jasmine Fardouly was among the first researchers to examine how platforms like Facebook, Instagram and Twitter affect body image. As a Sydney Horizon Fellow, she’s advanced her research and was named in Clarivate’s 2024 Highly Cited Researchers list. Learn more: go.sydney.edu.au/rYKcz6

Is Australia still the lucky country? Join respected social researcher Rebecca Huntley and experts to explore how the key issues of climate change, gender equality and AI, are reshaping trust, identity and belonging in Australia. Register: bit.ly/4lsd2Dq

The study is led by Cancer Council NSW in partnership with the Daffodil Centre. Key findings: -Vaping rates among 14 to 17 year olds have fallen from 18% to 15% since 2023. -Among the 18 to 24-years-olds, the rate has dropped from 20% in 2023 to 18% in 2025. go.sydney.edu.au/PyR4eq

Repairing damaged skin is now quicker, easier and more effective. Over the past 30 years, Anthony Weiss, his team at USYD, and research partners, including @ox.ac.uk and MIT, have unlocked the potential of elastin tissue and developed a way to produce it synthetically.

⚡ Scientists from @sydney.edu.au have developed lightning-produced ammonia in gas form – a new, more efficient method that brings us closer to sustainable production of ammonia and transition to a hydrogen-based economy

🎉 The Snow Vision Accelerator officially opens today @sydney.edu.au. This bold initiative will reshape glaucoma research, powered by world-class talent & visionary support. The journey begins—excited for what’s ahead! 👁️ www.sydney.edu.au/medicine-hea...

Pardalote - the @sydney.edu.au built rocket that soared 10,342 feet, has been crowned world champion at the 2025 Spaceport America Cup 🚀 Read more: go.sydney.edu.au/MpC0HY

The universe began with a Big Bang but what about its endgame? Will everything burn out and freeze over, or collapse in on itself, or rip into shreds? And how far away is this? Join us for a talk about the 5 likely ways the universe can die with @astrokatie.com, hosted by @taramurphy.bsky.social

Archaeologists from the Australian Museum, @sydney.edu.au and the Australian National University, in collaboration with First Nations community members, have unearthed 693 stone artefacts dating back to the last Ice Age in an ancient Blue Mountains cave, Dargan Shelter! go.sydney.edu.au/VOCMPu

@sydney.edu.au has ranked top 25 globally in the QS World University Rankings 2026. Ranked 2nd in Australia for employer reputation, 11th globally for sustainability, all following the great news of 1st in Australia in the US News rankings! go.sydney.edu.au/TJPD6d #USYD #UniRankings #QSRankings

Congratulations to Associate Professor Arunima Malik who was named 2025 International Champion by the Frontier Planet Prize 🎉 She has received A$1.54 million, which is believed to be the largest individual monetary prize for research in @sydney.edu.au's history. go.sydney.edu.au/6suXms

We’re proud to share @sydney.edu.au has risen to first in Australia in the US News Best Global Universities rankings 🎉 Read more about our rankings: go.sydney.edu.au/bC1sGH #USYD #UniRankings #USNewsRankings

The end of everything sounds confronting, but @astrokatie.com transforms this topic into a captivating journey through space, time & theory. Join this free public talk where she explores the universe's biggest mysteries and makes them fun. bit.ly/43ZnyfA @taramurphy.bsky.social @ozgrav.bsky.social

We acquired Pope Leo XIV's thesis in 2002, and it now lives in the Rare Books and Special Collections of Fisher Library. USYD academic Dr Daniel Canaris shares what we can learn from the Pope's thesis on his vision for the church and its leadership. Read that here: www.abc.net.au/religion/pop...

This #WorldEnvironmentDay, we look at how @sydney.edu.au spinout company Dac Labs is building direct air capture technology that can pull CO2 from the air using a sustainable, energy efficient method.

Nothing like a cup of tea-sis 📃☕️ #USYD

A landmark global study involving @sydney.edu.au researchers ‬has found that structured exercise could reduce colon cancer deaths by 37% and dramatically increase overall survival rates.  go.sydney.edu.au/gUdRno

Researchers @sydney.edu.au are leading the way in the development of ‘smart insulin’. This new method of nanotech-based insulin delivery which can be taken as a tablet is providing hope that people with type 1 diabetes might soon be closer to a needle-free alternative.

A first-of-its-kind research and development company has been launched by the @sydney.edu.au quantum technology team that worked closely with Microsoft Quantum for the best part of a decade. Emergence Quantum is delivering quantum technology’s “missing link”.

Loneliness is becoming more common, especially amongst young people. Professor Melody Ding shares her research on loneliness and social isolation, and what systemic changes we can make to improve social connectedness. Hear her conversation on The Solutionists podcast: go.sydney.edu.au/gPPwhN

Today marks the groundbreaking of the Sydney Biomedical Accelerator (SBA), an exciting partnership between the @sydney.edu.au, Sydney Local Health District and NSW Government 👏 Building is slated for completion in 2028. Read more: go.sydney.edu.au/efhxsP

We love to see photos of sunny days on campus! Have you taken a photo of the USYD campus recently? Share them with us 📸

Three generations of women in STEM at @sydney.edu.au Meet Dr Rodgers, Lily Rodgers and Dr Musgrave.  Last week, Lily graduated with a Bachelor of Science (Advanced) (Honours – Immunology Honours). Today, she shares that same journey with the very people who continue to inspire her.

Meet Rezwan and Taylor, @sydney.edu.au researchers who met and fell in love at USYD ❤️ They spent most of their time in the lab and office in the Molecular Bioscience building running experiments together and working on different research groups.

Next time you’re tucking into your Vegemite toast or Weetbix, spare a thought of thanks to @sydney.edu.au researchers, who have been helping farmers in Australia (and beyond!), through world-class research, protect wheat crops from deadly pathogens for more than 100 years. go.sydney.edu.au/2OxGtl

Antony Green covered his last election for the ABC on Saturday.   After graduating from a Bachelor of Economics (Honours) at USYD, Antony applied for an election researcher role at the ABC.   He covered 90+ Australian elections over 36 years, becoming a familiar face and voice across the country.

Did you know the @who.int has declared loneliness as an unusual threat to public health? Hear from Professor @melodyding.bsky.social on The Solutionists as she shares her research on loneliness, and what systemic changes we can make to improve social connectedness.

A new home for these adorable quolls! 15 endangered eastern quolls have been released into protected bushland as part of project between Aussie Ark and @sydney.edu.au 🤝 Read more: go.sydney.edu.au/G9WLpn

A pawsitively perfect photo of our Veterinary Science school! Did you know we also have a free pop-up pet clinic each month in Woolloomooloo in partnership with BaptistCare giving much-needed care to pets and their people? Learn more here: go.sydney.edu.au/FzaFwJ

Did you know we have the carillon in the Clocktower of the University of Sydney Quadrangle? 🔔 It was made in the UK, came to Sydney by ship, and was first played on ANZAC Day in 1928. Keen to see or hear it for yourself? Free recitals and tours are available, see: go.sydney.edu.au/erbAlE

Have you taken a photo of the USYD campus recently? Show us your photos 📸