A new study from the Hebrew University of Jerusalem found that low body esteem, problematic social media use, and other factors are linked to addictive-like behavior in women who undergo repeated cosmetic treatments. Nearly 20% of surveyed women met the threshold for moderate-to-severe risk of addictive cosmetic procedure use.
Researchers identify a promising new strategy to overcome drug resistance in deadly brain cancer by blocking nitrosative stress. Combining BA-101 with temozolomide slows tumor growth, reduces cancer's ability to spread, and increases cancer cell death.
A new study finds that human cortical neurons have remarkable computational capabilities, surpassing those of other mammals. The researchers developed a new method to measure the complexity of individual neurons, revealing their sophisticated computing power.
A new study reveals that brief warm temperatures disrupt the internal bacterial ecosystem of dwarf spiders, leading to a sudden comeback of male offspring. The research found that thermal stress triggers a transgenerational shift in microbial dynamics, with a rival bacterium blocking the feminizing bacteria and allowing males to thrive.
A new study reveals children of Holocaust survivors born after WWII have a higher risk of schizophrenia, especially if their mother was over 5 years old when persecutions began. The research highlights the intergenerational transmission of trauma and its impact on mental health.
Prof. Yehu Moran's election to EMBO recognizes his groundbreaking research on the evolution of biological defense systems, advancing our understanding of life and exemplifying the university's scientific excellence.
Prof. Orly Lewis is developing a flexible publishing platform for interactive knowledge environments, while Prof. Nir Friedman is creating an epigenomic liquid biopsy for early detection and monitoring of Metabolic Dysfunction-Associated Steatohepatitis.
The Hebrew University of Jerusalem and Edut 710 have partnered to create a groundbreaking AI-powered living archive, featuring nearly 2,000 survivor, witness, and first responder testimonies. The archive will enable users to search, translate, and explore the accounts through natural language, preserving authenticity and integrity.
A global study reveals that culture influences how people try to regulate the emotions of others, with individualistic cultures prioritizing comforting and expressing care, while collectivistic cultures often view unpleasant emotions as valuable. This finding highlights the importance of cultural context in emotional support.
A new study discovered a previously unknown antiviral defense mechanism in sea anemones, revealing that animals may have evolved more than one way to fight viral infections. The findings suggest that fundamentally different antiviral strategies have emerged across the animal kingdom.
A comprehensive review examines global trends in antimicrobial resistance in animal eye infections, warning that multidrug-resistant bacteria are becoming more common. The authors call for earlier diagnostic testing, targeted antibiotic use, and stronger infection-control measures to preserve treatment options.
The team proposes a novel model that suggests RNA editing defects may initiate autoimmune responses in type 1 diabetes. Their research could reveal new mechanisms underlying the disease and lead to prevention and treatment breakthroughs.
A new study reanalyzes the Gaza Mortality Survey, identifying interviewer-level anomalies and inconsistencies with external demographic data. This raises concerns about the survey's representativeness and validity of its estimates of conflict-related deaths in Gaza.
Researchers at Hebrew University of Jerusalem discovered a surprising bias in non-conscious processing: negative spoken words are less likely to reach conscious awareness than neutral ones. This challenges traditional assumptions about how emotional information gains access to conscious awareness.
A new study reveals that climate models reproduce extreme heat but struggle to capture the gradual atmospheric buildup leading up to it. The researchers propose a process-based framework for evaluating climate models to improve prediction capabilities and enhance preparedness for extreme heat events.
A new study reveals that honeybees can evaluate the reliability of their communication and adjust their dance vigor accordingly. Bees with verified, honest information increase their recruitment effort over time when advertising a new location, while unverified bees do not.
A new study suggests that migratory predators can act as evolutionary messengers, carrying avoidance behaviors across continents and linking the fates of species separated by thousands of kilometers. This challenges a longstanding assumption in mimicry theory, opening up a hidden world of long-distance evolutionary relationships.
A new study found evidence of repeated fire use at Wonderwerk Cave between 1.07 and 1.79 million years ago, revealing that early humans brought naturally occurring fire into the cave and maintained it. The findings provide new insights into how our ancestors first began to harness fire.
A new study reveals that plants actively redirect sugars to damaged tissues, concentrating glucose around the injury site. This process fuels the regeneration process and helps plants recover from physical damage or environmental stress.
A new study found that plants can reveal recent PFAS contamination linked to airborne deposition, suggesting direct exposure from the atmosphere rather than uptake through roots alone. The research suggests that vegetation can serve as a valuable tool for tracking emerging environmental contaminants and complement traditional soil-base...
A study using Galen's ancient texts highlights the inability of digital simulations and virtual reality to transmit the physical intuition needed for clinical practice. Researchers recreated a dissection to demonstrate that written instructions and digital tools cannot replace hands-on experience.
A new study from the Hebrew University of Jerusalem reveals that aerosol-cloud interactions can produce opposite climate effects in the short term and long term. In the short term, aerosols initially warm the atmosphere, but over time, the cooling effect takes over.
Prof. Tal Dvir, Prof. Hossam Haick, and Prof. Yaakov Nahmias inducted as Fellows of the National Academy of Inventors for their groundbreaking work in regenerative medicine, sensing technologies, and bioengineering. Their innovations have made a significant societal and economic impact worldwide.
Researchers found that ancient hominins selected specific basalt sources for tool production, demonstrating advanced planning abilities and long-term technological traditions. This discovery highlights the ability of Acheulian hominins to plan, select, and exploit geological resources within a changing landscape.
A three-year study reveals coral hormone cycles similar to humans', helping detect reproductive stress and informing reef conservation. Hormone levels were found to be influenced by sunlight, not heat, and distributed evenly throughout colonies.
A new international study challenges long-held beliefs about how ecosystems absorb carbon under global warming. Plants are using water more efficiently while developing larger canopies to absorb light and fix carbon, making this the dominant factor in determining carbon dioxide uptake.
The project, Incognito Justice, examines anonymous judgments and their impact on the legal system, combining doctrinal analysis with empirical methods and computational tools. It offers a comprehensive account of this transformation in privacy, transparency, and public legitimacy.
Researchers at the Hebrew University of Jerusalem have created a novel method for cultivating meat using plant-derived cellulose scaffolds. This approach significantly reduces production costs by infusing growth factors directly into the scaffold, allowing for comparable tissue development with lower factor usage.
A new study identifies vgll3 as a key gene promoting rapid growth and early reproduction in vertebrates, yet increasing the risk of aging and cancer later in life. The findings provide rare experimental evidence for the theory that evolution favors early-life advantages even at the expense of long-term health.
Researchers found coordinated brain activity linked to social behavior begins seconds before movement starts in zebrafish. The pallium plays a key role in generating social drive, with stronger neural signatures predicting more socially engaged individuals.
A humanitarian medical delegation of Israeli medical students is operating in Kenya as part of the
A longitudinal study of 12,000 German participants confirms that high emotional well-being is associated with being single compared to enduring a poor or moderate-quality relationship. The quality of the relationship is the ultimate deciding factor in determining emotional health.
A new study found that chronic oral inflammation can impair female fertility by triggering a systemic immune response that affects the ovaries. This leads to oxidative damage, reduced egg quality, disrupted follicle development, and reduced live birth rates.
A new study reveals that magnetic fields can shape the behavior of biological molecules, influencing their chirality and interaction with electron spin. This discovery could help explain how chemical processes operate in biological systems and may offer new insights into the origins of life.
A recent study by Dr. Walaa Oweis and Prof. Eran Meshorer found that protein clumps in the brain may actually be protecting neurons from stress, acting as a vital quarantine system.
A natural extract from Pseudozyma aphidis fungus boosts production and improves quality of crops like tomatoes and melons. The approach provides a sustainable alternative to traditional agricultural inputs, supporting global food security without environmental harm.
Researchers identified a defense mechanism in intestinal stem cells that actively responds to Salmonella infection, differentiating into antimicrobial Paneth cells to limit bacterial persistence. The study suggests that stem cell differentiation is part of an intrinsic protective program preserving intestinal function during infection.
A new study reveals how maternal antibodies program the mouth to resist aggressive bacteria and prevent bone loss associated with adult gum disease. Maternal IgG also regulates the timing of barrier sealing in the oral epithelium.
Scientists have uncovered an unexpected way cancer cells generate cancer-driving proteins by cutting RNA into shorter fragments. This process, termed as RNA dicing, enables the production of a truncated form of the JAK1 protein that remains highly active and can promote tumor growth.
A team led by Prof. Orna Amster-Choder will investigate rapid physical and chemical changes in bacterial cells to adapt to stress, challenging traditional assumptions about gene expression.
A new study reveals that bacteria can actively limit the spread of antibiotic resistance genes by deploying molecular gatekeepers called YokF. This mechanism blocks the transfer of beneficial genes, giving microbes a competitive advantage in dense microbial communities.
Researchers found that electron spin interacts differently with mirror-image molecules, causing small but meaningful differences in behavior during dynamic processes. This asymmetry could lead to the dominance of a single 'hand' in biology, offering a possible route toward understanding how one molecular form came to dominate.
A new study has identified the WWOX protein as a molecular guardian that prevents common skin tumors from undergoing a dangerous metamorphosis and spreading to other parts of the body. The loss of this protein allows cancer cells to transform into more aggressive, invasive forms.
Researchers identified the misdirected immune response as a central driver of tissue degeneration in severe, rapid-aging disorders. By reducing this false alarm, they restored function across multiple biological systems, suggesting the body can cope with more DNA damage than assumed if inflammation is kept in check.
A comprehensive study found that personal values are primary drivers behind how Israelis form and maintain opinions on hostage negotiations. The research suggests that these deeply held principles provide a cognitive foundation for navigating high-stakes dilemmas.
Early humans at the Acheulian site of Gesher Benot Ya'aqov relied on driftwood from lakeshore environments for fuel, suggesting a practical and efficient strategy. This approach may have been a decisive factor in their choice of location.
A new study reveals that risk-prone animals tend to stay near human activity, while more cautious individuals avoid humans and survive longer. This finding highlights the importance of individual behavior in adapting to human-driven environmental change.
A new study reveals that AI systems mimic the structure of human judgment but with a more rigid, rule-based approach. The researchers found biases in AI judgments, especially across demographic traits, highlighting the need for awareness and understanding how these systems 'think'.
A team of chemists has found a simple way to attach the highly sought-after dichloromethyl group onto complex compounds using proline. This method enables the precise assembly of molecules with unparalleled purity and selectivity, simplifying the synthesis of complex drug compounds.
Researchers found that atmospheric rivers and well-organized atmospheric systems can produce significantly heavier rainfall while also creating clearer signals in the atmosphere. This understanding could improve early warnings for extreme events and sharpen forecasting tools globally.