
The Lessons Taught by the Daughters of Lot
There is not a Shabbos in which we do not read the parasha of Lot (Bereshis Rabbah 51:9) The Kabbalistic Dimension: Hidden Unities and Dimensional

There is not a Shabbos in which we do not read the parasha of Lot (Bereshis Rabbah 51:9) The Kabbalistic Dimension: Hidden Unities and Dimensional

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)

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

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
By Alexander Poltorak Abstract This essay explores the profound connections between the biblical laws of tzaraath (Leviticus 13-14) and modern concepts of entropy and the
By Alexander Poltorak Abstract The Torah portion of Shemini records the climactic eighth day of the Tabernacle’s dedication, the moment when divine fire finally descends.
By Alexander Poltorak Introduction The relationship between the laws of physics and the conditions necessary for life is among the most profound mysteries in both
This post continues the discussion we began in “Bereshit: The Binary Universe I” and continued in “The Binary Universe II: Angels as Microprocessors.” At the

The parallels we have uncovered between the four elements, the letters of the Tetragrammaton, and the worlds of Seder Hishtalshelut suggest that the ancient sages
And G-d said to Abram, “Go forth from your native land and from your father’s house to the land that I will show you.” (Genesis
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
Abstract This essay explores the profound significance of the letter Bet (ב), the first letter of the Torah, and its numerical value of two as
It’s All in the Name Rosh HaShanah is usually translated as the New Year. When translated literally, it means the “Head of the Year.” In
Look forth from Thy holy habitation, from heaven, and bless Thy people Israel, and the land which Thou hast given us, as Thou didst swear

Introduction In this essay, I intend to draw a parallel between the singularity in space-time, such as the putative point of origin of the universe
The current Torah portion Beshalach tells about the splitting of the Sea of Reeds. As I discussed in my essay, “Collapse and Revelation,” the splitting

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,

And ye shall take you on the first day the fruit of goodly trees, branches of palm-trees, and boughs of thick trees, and willows of

I agree, all its elegance notwithstanding, the principle of least action does not prove the existence of an intelligent Creator. In a sense, when it

The spectacle of the universe becomes so much the grander, so much more beautiful, the worthier of its Author, when one knows that a small

The spectacle of the universe becomes so much the grander, so much more beautiful, the worthier of its Author, when one knows that a small

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

And for the unclean they shall take of the ashes of the burning of the purification from sin, and running water shall be put thereto

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

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
Structurally identical biblical accounts of creation, destruction, and restoration are viewed as a manifestation of dialectic triad thesis-antithesis-synthesis.

To Mendel Almost three years ago, in December of 2019, I posted an essay, “The Tree of Knowledge as a Metaphor for Superposition of States

Ki Tavo And it shall come to pass, when the Lord thy God shall bring thee into the land whither thou goest to possess it,

Now the earth was unformed and void. Genesis 1:2 We have a big problem in cosmology: the problem of the initial conditions of the universe at

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

And they made their lives bitter with hard service, in mortar and in brick… Exodus 1:14 On a literal level, the Egyptian exile (Galut Mitzrayim)

And afterwards she bore a daughter, and called her name Dinah. (Genesis 30:21) In my previous essay, “The Conflict Between Joseph And His Brothers—A Gender

Now Laban had two daughters: the name of the elder was Leah, and the name of the younger was Rachel. (Genesis 29:16) Rabbi Isaiah Horowitz (the

And these are the chronicles of Isaac… (Genesis 25:19) So Esau went unto Ishmael, and took unto the wives that he had Mahalath the daughter

And Abraham took another wife, and her name was Keturah. (Genesis 25:1) Keturah: This is Hagar. She was called Keturah because her deeds were as

A light shalt thou make to the ark…with lower, second, and third stories shalt thou make it. (Genesis 6:16) We mentioned in the previous posts

Sweeping Infinities Under the Rug—or Renormalization Having dealt with internal contradictions in the previous section (see Physics of Tzimtzum I — The Quantum Leap and

In the previous post “Physics of Tzimtzum I—The Quantum Leap”, we gave a general overview of the mystical doctrine of tzimtzum—the cornerstone of Lurianic Kabbalah.

Introduction “In the beginning G‑d created the heavens and the earth.” (Genesis 1:1) “In the beginning G‑d created the heavens and the earth,” the Torah

And it came to pass on the morrow, that Moses went into the tent of the testimony; and, behold, the rod of Aaron for the

In the beginning, G‑d created the heaven and the earth…[1] (Genesis 1:1) Classical biblical commentators have given the first words of the Torah many

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

The Torah portion Vayakhel deals with the construction of the Mishkan, i.e., the “Tabernacle.” In Kabbalah, the Mishkan is viewed as a microcosm that represents
It is related that on the day that Rabbi Yehuda HaNasi died, the Sages decreed a fast, and begged for divine mercy so that he

In the beginning G‑d created the heaven and the earth. (Genesis 1:1) The first verse in the Torah is key to understanding the fundamentals

…And Abel was a keeper of sheep, but Cain was a tiller of the ground. And in process of time it came to pass, that Cain

Now the Serpent was more cunning than any beast of the field which the Eternal G‑d had made. (Genesis 3:1) When G‑d placed Adam

And the Eternal G‑d said: “It is not good that the man should be alone; I will make him a helpmate opposite him.” (Genesis 2:18)

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

As always in science, every answered question breeds new questions. Now that we understand that the Tree of Life and the Tree of Knowledge are

And out of the ground made the Lord G‑d to grow every tree that is pleasant to the sight, and good for food; and the

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

The Lord spoke to Moses, saying: Speak to the children of Israel and you shall say to them that they shall make for themselves fringes

Meditations on the Maaseh Merkavah – IV This is the fourth and the final installment in the series of posts related to Ezekiel’s prophesy, Ma’aseh
(A popular summary of the paper “Towards Futuristic Interpretation of Quantum Mechanics” by Alexander Poltorak being currently prepared for publication) Quantum mechanics (QM) is one
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

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

Meditations on the Maaseh Merkavah – I We do science by studying nature. We study physics in a lab, peering into space or working out

The Special Theory of Relativity, published by Albert Einstein in 1905, was a game changer. It ushered the era of new physics dubbed by some

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)

And ye shall take you on the first day the fruit of goodly trees, branches of palm-trees, and boughs of thick trees, and willows of

And whosoever lieth carnally with a woman, that is a bondmaid, designated for a man, and not at all redeemed, nor was freedom given her;
In my post, “Ye Shall be Disentangled,” I suggested that the verse: “Ye shall be holy, for I, the Lord, your G‑d, am holy” (Levit.

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
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:

I am excited to announce that the premiere of our film “Quantum Torah” is scheduled for this Friday, March 1st. You can see the trailer

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
Coming soon to a theater near you. Watch a trailer:

In a Kabbalistic meditation on lighting Chanukah Menorah, the Arizal links the menorah lights with a supernal river (see Candle on the River). The Arizal’s

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

In the six hundredth year of Noah’s life, in the second month, on the seventeenth day of the month… all the fountains of the great

Yesterday was the 9th day of the month of Av or, in Hebrew, Tisha B’Av. Usually, Tisha B’Av is marked by mourning and fasting. Yesterday,

This is what Haman did not understand. Even at the highest level, where there is a complete symmetry between Jacob and Esau, G‑d chooses Jacob—a

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

In the Torah portion Miketz, Pharaoh has two dreams. He wakes up agitated and calls on all the wise men of Egypt to interpret his

Ye are standing this day all of you before the Lord your G‑d: your heads, your tribes, your elders, and your officers, even all the

…Thou shalt take of the first of all the fruit of the ground, which thou shalt bring in from thy land that the Lord thy

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

Shavuot (a.k.a. the Feast of Weeks, or “Pentecost”) is the only Jewish holiday with no fixed day on the calendar—it is always the fiftieth day

Continuing the theme of my last post, Mishkan – a Metaphor for Quantum Reality, the analogy between the Tabernacle (“Mishkan”) and quantum reality goes even

And when the Tabernacle setteth forward, the Levites shall take it down; and when the Tabernacle is to be pitched, the Levites shall set it

This they shall give, everyone who goes through the counting: half a shekel according to the holy shekel. Twenty gerahs equal one shekel; half of

At the end of the weekly portion, Tetzaveh, the Torah speaks of the burnt offerings (Heb. qorbanot) and the incense offerings (Heb. qetoret). The Lubavitcher

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

The miracle of Chanukah revolves around a single-day-supply of olive oil burning for eight days during the rededication of the Holy Temple in Jerusalem (Bet

And he arrived upon the place and lodged there all night, because the sun was set; and he took from the stones of the place,
And these are the years of the life of Ishmael: one hundred years and thirty years and seven years (Gen. 25,17) You might say the

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

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
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,

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

This week, we read in the Torah portion Vayigash (Gen. 44:18–47:27) about Joseph revealing himself to his brothers and Jacob coming to Egypt with his family. This

And it came to pass at the time that the flock conceived, that I lifted up mine eyes, and saw in a dream, and, behold,

And he took him all these, and divided them in the midst, and laid each half over against the other… And it came to pass, that,

Dedicated to the memory of Professor Yaakob David Bekenstein The Torah opens with the word “Bereshit” – in the Beginning – whose first letter, Bet,

Balak the son of Zippor saw all that Israel had done to the Amorites. Moab became terrified of the people, for they were numerous, and

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,
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

And the house of Israel called the name thereof manna; and it was like coriander seed, white; and the taste of it was like wafers

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

Entanglement is often called the most baffling and the most quintessential aspect of quantum mechanics. What is entanglement, in a nutshell? Two particles born out

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

There is hardly a Jewish holiday more widely celebrated than Passover (Pesach). Jews of all denominations, affiliations, and levels of religious observance, if any at

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