Five-Hundred-Year-Journey
Alexander Poltorak Abstract This essay addresses the anigmatic statement of the Jewish Sages, stating that G-d created this world with the letter Heh and the
August 11, 2025 / 17 Av 5785
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Sarah in a State of Superposition
And it came to pass, when he was come near to enter into Egypt, that he said unto Sarai his wife: “Behold now, I know
November 10, 2024 / 9 Heshvan 5785
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Sefirat HaOmer—A Study in Klal u’Prat
The forty-nine days between Passover and Shavuot are called the days of Sefira or the days of counting Omer—Sefirat HaOmer—when Jews count every day as
May 27, 2022 / 26 Iyyar 5782
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Salt: The Covenant of the Opposites
And every meal-offering of thine shalt thou season with salt; neither shalt thou suffer the salt of the covenant of thy G‑d to be lacking
March 31, 2020 / 6 Nisan 5780
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Space – Between the Future and the Past
Meditations on the Maaseh Merkavah – I We do science by studying nature. We study physics in a lab, peering into space or working out
June 13, 2019 / 10 Sivan 5779
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The Fifth Force
Now, therefore, write ye this song for you, and teach thou it the children of Israel.” (Deut. 31:19) The four known fundamental forces are: gravitational
October 11, 2016 / 9 Tishri 5777
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Splitting of the Sea
Do you like riddles? Here is a riddle – what do these two figures represent in the context of Exodus? No Idea? How about
January 12, 2014 / 11 Shevat 5774
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