Whether in photosynthesis or in a photovoltaic system: If you want to use light efficiently, you have to absorb it as completely as possible. However, this is difficult if the absorption is to take place in a thin layer of material that normally lets a large part of the light pass through.

 Despite advances in increased food production, half of all world’s harvested food is lost due to rot caused by microorganisms.  Plants emit various volatile organic compounds into their surrounding environment, which can be monitored for early detection of plant disease and prevent food loss.

When it comes to the world’s climate, in the past decade, planet Earth keeps sending us its summer siren’s call. According to NASA, nineteen of the hottest years have occurred since 2000, with 2016 and 2020 tied for the hottest on record. This summer is already making worldwide headlines, with England scorching beyond 40 degrees Celsius.

The Hebrew University of Jerusalem (HU) climbed 13 places to rank 77^th among the world’s top universities and number one in Israel, according to the 2022 Academic Ranking of World Universities (ARWU), published today (Monday).  Topping the list were Harvard, followed by Stanford, MIT, Cambridge, and UCLA Berkeley.  Two other Israeli universities placed in the top 100, as well—the Technion and Weizmann Institute both shared the 83^rd spot.  This is a major achievement for Israel’s higher education at large and for Hebrew U., specifically.

As the world grapples with the cataclysmic events associated with climate change, it is increasingly important to have accurate climate models that can help predict what might lie ahead. 

Hebrew University Researchers Provide Timely Understanding of Putin's Food Policy

With a Constant Renewal of Cell Vitality in Diseased Tissues, This New Drug Will Hopefully Lead to the Treatment or Prevention of Diseases, Such As Alzheimer’s and Parkinson’s

Hebrew University & Hadassah Medical Center Researchers Attribute Discrepancy in Pain Med Prescriptions at Emergency Rooms in US and Israel to Reduced Empathy

Researchers at Hebrew University Have the Answer  

Findings will Help Develop New Strains for Medical Cannabis Users and Increase Crop Yields

From the Middle Bronze Age, Egypt played a crucial role in the appearance of calcite-alabaster artifacts in Israel, and the development of the local gypsum-alabaster industry. The absence of ancient calcite-alabaster quarries in the Southern Levant (modern day Israel and Palestine) led to the assumption that all calcite-alabaster vessels found in the Levant originated from Egypt, while poorer quality vessels made of gypsum were local products.