News

Researchers have uncovered how egg cells prepare for the creation of life. Their work reveals the secrets of the Balbiani body, a remarkable structure that organizes essential molecules to guide early embryonic development. Using zebrafish models and cutting-edge imaging, the team discovered how this structure transforms from liquid droplets into a stable core, laying the groundwork for life itself. This discovery sheds light on the extraordinary precision of nature’s reproductive process. 

Israeli and Palestinian engineers from the Hebrew University of Jerusalem develop novel metamaterials for the cost-effective injection molding of whole cuts of meat. 

A study reveals that the structure of milk fat globules, rather than their chemical composition, plays a key role in their interactions with bacteria. Small globules promote the growth of beneficial bacteria like Bacillus subtilis, while larger ones trigger biofilm formation, a behavior linked to bacterial adaptation. These findings demonstrate milk’s natural protective mechanisms and highlight its potential to support gut health, offering significant implications for dairy science and nutrition.

A new study has uncovered a surprising link between Alzheimer’s disease and Herpes Simplex Virus-1 (HSV-1). Researchers found HSV-1 proteins embedded in Alzheimer’s brains, revealing how the virus is inhibited by tau protein—a key player in the disease. These insights could pave the way for innovative treatments targeting viral activity and the brain’s immune response to slow or even stop Alzheimer’s progression.

A new study reveals that typically developing twins consistently take on the dominant role over their nontypically developing siblings, even after developmental gaps are resolved. By highlighting how parental perceptions shape these dynamics, the research offers fresh insights into the delicate balance of twin relationships and the importance of fostering equality to support both children’s growth. 

A new study reveals how repeated fasting enhances the liver’s ability to adapt through a cellular memory mechanism. The research shows that alternate-day fasting “sensitizes” key genes and liver enhancers, boosting ketogenesis during subsequent fasting bouts. This process, driven by the transcription factor PPARα, highlights how the body adjusts to recurring nutritional challenges. These findings provide fresh insights into the metabolic benefits of fasting and its potential applications in health and dietary science.

Researchers at the Hebrew University enhanced the Elixhauser Comorbidity Model, improving predictions for length of hospital stay, mortality, readmission, and escalated care. The study outperformed the standard Elixhauser model, offering a comprehensive view of patient complexity. These findings benefit healthcare decisions and patient outcomes, with broad implications for the field.

New research has revealed that fish embryos actively control their hatching timing through a neurohormone, Thyrotropin-Releasing Hormone (TRH), which triggers the release of enzymes that dissolve the egg wall. This groundbreaking discovery uncovers a previously unknown neural mechanism that governs a critical life-stage transition, showing that embryos are not passive but instead actively make life-or-death decisions. The finding has significant evolutionary implications, offering new insights into neurobiology, survival strategies, and environmental adaptation in vertebrates.

The horrific attack by Hamas on Israeli civilians on October 7, sparked the Iron Swords War and led to a widespread mobilization effort to support Israel. New survey revealed that 83% of the NGOs’ ability to provide assistance and social services was negatively impacted by the war, only 35% of organizations sought government assistance during the war, and 35% of the NGOs reported an increase in philanthropic support from abroad.

The Hebrew University has appointed Prof. Orly Sade as the new Dean of the School of Business Administration. Prof. Sade brings extensive experience and expertise to her new role, with a focus on analytical and experimental finance, financial market structure, fintech, and crowdfunding.

Today, the European Research Council (ERC) declared that six researchers from the Hebrew University secured grants at the Consolidator Grant level. These individual grants, ranging from one and a half to two million euros each, cumulatively amount to 11.5 million euros (47 million shekels). This achievement positions the Hebrew University at the forefront among Israeli research universities, boasting the highest number of winners in this category.

The "German Science Foundation" (DFG) has approved the financing of an innovative joint school for doctoral students, an international collaboration between the Hebrew University of Jerusalem, the University of Leipzig, and the Dubnow Institute in Leipzig. This groundbreaking academic initiative marks a significant step towards fostering international collaboration in the field of humanities.

 The President of Israel, the President of the Hebrew University, the Mayor of Jerusalem, and art collector Jose Mugrabi
laid the cornerstone of a house to display Einstein’s legacy

President Isaac Herzog of Israel, Hebrew University President Prof. Asher Cohen, Jerusalem Mayor Moshe Leon, and Mr. Jose Mugrabi, a prominent art collector, laid the cornerstone for Einstein House, at the Hebrew University’s Edmond J. Safra campus, on Givat Ram, in Jerusalem.

Hebrew University researchers have identified the factors affecting the likelihood of extreme rain events and have developed a tool that can improve the forecasting of such events. This tool will be made available to the Israel Meteorological Service and its counterpart agencies throughout the world.

For the first time a new study led by Dr. Haitham Amal and his team from the School of Pharmacy in the Faculty of Medicine at the Hebrew University of Jerusalem, discovered a direct connection between levels of nitric oxide (NO) in the brain and autism. The study was published today in the prestigious Advanced Science journal.

– Researchers from Safra Center for Neuroscience and the Institute for Life Sciences at Hebrew University published a study in Alzheimer's & Dementia: The Journal of the Alzheimer's Association[EJ1]  uncovering a molecular mechanism that leads to accelerated cognitive deterioration in females living with Alzheimer’s.

– In a new study [SJ1] published in Hebrew University’s Jerusalem Journal of Archaeology, Dr. Daniel Vainstub deciphered a partially preserved inscription that was found on the neck of a large jar dated back to the time of King Solomon.

In a new study published today in the journal Nature , a team of scientists led by researchers discovered that changes in the processing of RNA molecules – and not genetic changes in the DNA – drive pancreatic ductal adenocarcinoma (PDA) tumors to become metastatic.

Airovation Technologies was awarded the prestigious 2025 Asper Prize for “The Hebrew University Rising Startup”. The prize, part of a competition launched by ASPER-HUJI Innovate, the university’s Center for Innovation and Entrepreneurship in collaboration with the Asper Foundation, drew entries from more than fifty startups. Airovation Technologies secured the top spot after presenting to an international panel of judges.

Why do so many people relapse after quitting cocaine? A new study from The Hebrew University reveals that a specific “anti-reward” brain circuit becomes hyperactive during withdrawal—driving discomfort and pushing users back toward the drug. Surprisingly, this circuit may also serve as a built-in protective mechanism, offering new hope for addiction treatment.

In a major stride toward tackling aggressive breast cancer, researchers from The Hebrew University of Jerusalem have developed druglike molecules that degrade a previously “undruggable” cancer-driving protein. The target, HuR—an RNA-binding protein known for stabilizing oncogenic messages—has long eluded traditional therapies. Now, using next-generation strategies involving molecular glues and PROTACs, researchers have uncovered a promising route to disarm HuR and suppress tumor growth from the inside out.

The Hebrew University paused its activities today for 58 minutes, calling for the release of the 58 hostages still trapped in hell in Gaza.

At gatherings held simultaneously across the university’s four campuses (Mount Scopus, Givat Ram, Ein Kerem, and Rehovot), each minute was dedicated to one of the hostages held by Hamas—for 600 days now.

Professor Asher Cohen, President of the Hebrew University, urged the Israeli government to do everything in its power to bring them all home now, stating:

A new study has uncovered how stress experienced by mothers during pregnancy leaves a molecular imprint on their babies—starting before birth. The research shows that prenatal stress alters the expression of tiny RNA molecules in newborn blood, particularly in female children, and affects key enzymes in the brain's stress-regulation system. These changes may help explain why some children are more vulnerable to developmental or psychiatric challenges. The study opens new possibilities for early diagnosis and interventions targeting stress-related health risks.

A promising new discovery from the Hebrew University of Jerusalem reveals that cross-linked hyaluronic acid (XHA) significantly enhances the retention and concentration of topical antibiotics in the tear film of dogs. Compared to traditional formulations using polyvinyl alcohol (PVA), the XHA-based eyedrops maintained higher drug levels for longer durations. This innovation not only suggests improved treatment outcomes for veterinary patients – it also carries meaningful implications for human medicine.

A new study from the Hebrew University of Jerusalem reveals that bacterial movement plays a central role in the transfer of antibiotic resistance genes. The research team discovered that the rotation of flagella in Bacillus subtilis acts as a mechanical signal that activates key conjugation genes. This enables donor bacteria to form clusters with recipients and successfully transfer DNA in liquid environments. The findings suggest that bacteria can use motion to control when and where gene sharing occurs, offering new insight into the spread of resistance across species.

Cigarette smoke causes cancer primarily by damaging the DNA. A new study that mapped the DNA damages caused by smoking, reveals that the way our DNA is organized and chemically modified can influence how cigarette smoke damages it, how well the damage is repaired and how many mutations will form. Specifically, areas of DNA that are more open and active are more prone to damage but also better at repairing themselves, which helps to prevent mutations.

Board of Trustees Re-elects Asher Cohen as University President

Hebrew University Study Analyzes How Corona Has Changed How We Remember

“This global crisis created a far more accepting culture for the role digital media must play in remembrance.”

1. Jewish Educators for the 21st Century, Featuring Shuvi Hoffman

Sunday, June 8, 20:00 Jerusalem time - Register Here.

2. Covid-19: Entrepreneuring the Morning After, Featuring Dr. Amnon Dekel & Ayelet Cohen

Wednesday, June 17, 20:00 Jerusalem time - Register Here.

In an effort to increase agricultural productivity and limit waste, a team of researchers from the Hebrew University of Jerusalem (HU)’s Robert H. Smith Faculty of Agriculture, Food and Environment developed a method to detect signs of stress before the plant is damaged.

Initial Clinical Data from Hebrew University Shows Promising Results, Supporting Early Evidence of Fenofibrate Ability to Prevent Lung Damage in Corona Patients

Drug can reduce COVID-19 severity and mortality even as newly emerging vaccines reduce transmission

We all know that DNA molecules express heredity through genetic information.  However, in the past few years, scientists have discovered that DNA can conduct electrical currents.  This makes it an interesting candidate for roles that nature did not intend for this molecule, such as smaller, faster and cheaper electric circuits in electronic devices, and to detect the early stages of diseases like cancer and COVID-19.

A joint Israeli-Italian nanosatellite has been launched into space – with a Hebrew University experiment on board!