Weizmann Institute of Science

Israel is subjected to sand and dust storms from several directions: northeast from the Sahara, northwest from Saudi Arabia and southwest from the desert regions of Syria. The airborne dust carried in these storms affects ...

Jun 27, 2017 in Environment

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Gihon Spring, just downhill from the ancient city of Jerusalem, was crucial to the survival of its inhabitants, and archaeologists had uncovered the remains of a massive stone tower built to guard this vital water supply. ...

Jun 15, 2017 in Archaeology & Fossils

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The tiny cone-shaped "skimmers" used in experiments looking for exotic chemical-quantum phenomena resemble the intake mechanisms of aircraft engines, and they perform similar functions: Each directs the flow of gas - the ...

Jun 07, 2017 in General Physics

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Separation technology is at the heart of water purification, sewage treatment and reclaiming materials, as well as numerous basic industrial processes. Membranes are used to separate out the smallest nanoscale particles and ...

May 22, 2017 in Materials Science

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One way to understand how ocean acidity can change, for example, in response to rising carbon dioxide (CO2) levels, is to look to the history of seawater acidity. Dr. Itay Halevy of the Weizmann Institute of Science has looked ...

Apr 10, 2017 in Earth Sciences

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Though they may seem rock solid, the ancient sedimentary rocks called iron formations - the world's chief economic source of iron ore - were once dissolved in seawater. How did that iron go from a dissolved state to banded ...

Apr 10, 2017 in Earth Sciences

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Despite decades of malaria research, the disease still afflicts hundreds of millions and kills around half a million people each year - most of them children in tropical regions. Part of the problem is that the malaria parasite ...

Apr 10, 2017 in Cell & Microbiology

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Like all food crops, the faba, or fava, bean - a nutritious part of many the diet of many cultures diets - had a wild ancestor. Wild faba is presumed to be extinct, but Weizmann Institute of Science researchers have now identified ...

Apr 10, 2017 in Biotechnology

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Crystallization is a very basic chemical process: School children can witness it with their own eyes. But scientists had not, until now, been able to observe this process on the molecular level - that is, the instant in which ...

Apr 10, 2017 in Materials Science

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Some sea creatures cover themselves with hard shells and spines, while vertebrates build skeletons out of the same minerals. How do these animals get the calcium they need to build these strong mineral structures? Professors ...

Apr 06, 2017 in Cell & Microbiology

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