Physics

Abraham refuses all spoils from the king of Sodom

The Thread That Transforms

Neither from a thread to a sandal-strap, nor will I take from whatever is yours… (Genesis 14:23) After defeating five kings, Abraham (then called Abram)

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Abstract painting with vibrant colorful brushstrokes

The Rainbow That Isn’t There

Everyone marvels at the beauty of a rainbow—its perfect arc, its radiant colors. Yet, in truth, the rainbow doesn’t exist out there. The spectrum of

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Curved lines and stars on a twilight sky.

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

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The Exclusion Principle

Like most Jewish families worldwide, last Shabbat, the conversation revolved around the situation in the Middle East and the war in Gaza. The question was,

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Principle of Least Action I

The least action principle is an expression of teleological reasoning where the initial states of the system are determined by the endpoints—the beginning and the

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The Standard Model

Introduction What could the Standard Model of particle physics possibly have in common with biblical accounts of the Israelites’ travels in the Sinai Desert, Kabbalistic

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Light Above and Light Below

Einstein’s Special Theory of Relativity (STR) is broadly misunderstood by the public. In most popular science books, relativity theory is hailed for introducing relativity to

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Ball_Bearing

A Wheel Within a Wheel

Now as I beheld the Chayot [living creatures], behold one Ophan [wheel] at the bottom hard by the living creatures, at the four faces thereof. The

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Moritz_Daniel_Oppenheim_-_Shavuot_(Pentecost)

Shavuot (in Russian)

Шавуот Праздник Дарования Торы Aлександр Полторак    Закончился праздник Песах.  Все евреи поспешно убрали пасхальную посуду в особые шкафы или на чердаки до следующего Песаха.

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Singularity and Paradise

These are the chronicles of the heaven and of the earth when they were created, in the day that the Eternal G‑d made earth and

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Daughters of Zelophehad

Then drew near the daughters of Zelophehad …. of the families of Manasseh, the son of Joseph; and these are the names of his daughters:

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Collapse of the Wave Function

Meditations on the Maaseh Merkavah – III This is the third installment in the series of posts related to the Ezekiel’s prophesy, Maaseh Merkava, “The

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Relational Space

Meditations on the Maaseh Merkavah – II This post is a sequel to my previous post, “Space – Between Future and Past.” For background information,

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The Entangled Tenth

And all the tithe of the herd or the flock, whatsoever passeth under the rod, the tenth shall be holy unto the Lord.” (Leviticus 27:32)

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The Puzzle of Pi

March 14 is celebrated by nerds around the world as the Pi Day. When written in digits, 3/14 represents first three digits of the number

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Quantum Torah Film Premiere

Welcome to the premiere of our first film, Quantum Torah. You can watch the film here:   Don’t forget to subscribe to my channel here:

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Vectors, Spins, and Gender

Vectors, Spins, and Gender Speak to the children of Israel, and have them take for Me an offering; from every person whose heart inspires him

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Biblical Relativity

And the life of Sarah was one hundred years and twenty years and seven years… (Gen. 23:1) Why did Esther merit to rule over 127

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Grand Unification

In physics, we seek Grand Unification, also known as the Theory of Everything. The Standard Model describes three out of the four fundamental forces: the

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The Pilot Wave

And on the day that the tabernacle was reared up, the cloud covered the tabernacle, even the tent of the testimony; and at even there

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Five Worlds

Today, Yud Shvat, is the yartzeit (anniversary of passing) of the sixth Lubavitcher Rebbe, Rabbi Yosef Yitzchak Schneersohn, a.k.a. the Rebbe Rayatz, or the Frierdiker

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Big Bang

בְּרֵאשִׁית בָּרָא Genesis 1:1 The Torah starts with two words—Bereshit bara—“In the beginning, G‑d created…” (or, as Rashi translates it, “At the beginning of creation

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Lubavitcher_Rebbe_with_Arba_Minim

Unified Field Theory… and Practice

Albert Einstein had a lifelong quest—to develop a unified field theory—the theory that would describe as a single field gravity and electromagnetism (just as Maxwell

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The Fifth Force – Epilog

This post is a continuation and the conclusion of the previous post, THE FIFTH FORCE. Aside from the connection with the last week’s Torah portion,

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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

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String Theory

Speak to the children of Israel and you shall say to them that they shall make for themselves fringes on the corners of their garments,

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Global or Local?

And let them make me a Sanctuary that I may dwell among them (Ex. 25:8) In modern physics, there are two paradigms usually expressed as locality

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Entangled_Sisters

Entangled Sisters

The story of entangled twins is continuing in the Torah portion Vayeitzei (Genesis 28:10–32:3.)  Structurally, it is very similar to the story in the previous Torah

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The Entangled Twins

Entanglement is often called the most baffling and quintessential phenomenon in quantum mechanics. What is entanglement, in a nutshell? Two particles born from one reaction

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Cave_of_Machpelah

Maarat HaMachpelah – Double Cave

Give me the Machpelah (double) Cave Genesis 23:9 The first legal acquisition of land in Israel takes place in this Torah portion, Chayei Sarah, when Abraham

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Jacob's_Ladder

Jacob’s Ladder

And he dreamed, and behold! a ladder set up on the ground and its top reached to heaven; and behold, angels of G‑d were ascending

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