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The Torah Learning Library of Yeshivat Chovevei Torah

Category: Science & Medical Ethics

Should Facts Affect Faith?

by Rabbi Aryeh Klapper Posted on December 2, 2016

The Strange Fate of Astrology in Jewish Thought and Law

by Rabbi Dr. David Shatz Posted on October 27, 2016

Folk Science and Folk Theology

by Dr. Samuel Lebens Posted on October 26, 2016

Getting to the Heart of the Brain Death Debate

by Dr. Daniel Reifman Posted on October 26, 2016

Science and Religious Consciousness

by Rabbi Dr. David Shatz Posted on October 26, 2016

The Genesis of Life: Stem Cell Research, Cloning and the Jewish Tradition

by RK Dina Najman Posted on October 26, 2016

Science and Halakha: Sympathies and Strategies

by Rabbi Dov Linzer Posted on October 26, 2016

A Rabbi and a Scientist Walk into a Room…

by Rabbi Dov Linzer
Posted on September 26, 2016

Can new discoveries in science and advances in technology bring about changes in halakha? The question is not whether halakha can address phenomena that did not exist in the time of the Talmud, such as electricity, surrogate motherhood, and organ transplants; that is the regular work of halakha.…

Non-Heart-Beating Donation from Brain Dead Patients: Rav Ahron Soloveichik’s Solution

by Rabbi Asher Lopatin
Posted on September 22, 2016

Non-Heart-Beating Donation  from Brain Dead Patients: Rav Ahron Soloveichik’s Solution From “Halakhic Realities,” pp. 253-261   I. THE POSITION OF RABBI AHRON SOLOVEICHIK Rabbi Ahron Soloveichik is generally seen as a great opponent of using brain death to define the end of life.…

Sex Selection and Halakhic Ethics: A Contemporary Discussion

by Michelle Friedman, MD
Posted on July 5, 2016

This originally appeared in Tradition in 2007. To read the article, click here.…

Mesechet Chullin: Our Limited Role as Creators

by Rabbi Dov Linzer
Posted on November 4, 2011

Towards the end of Mesechet Chullin, the Gemara – in the middle of a discussion about the impurity of animals, and the different components of their bodies – turned to a fascinating conversation about the diversity of the animals of creation, and the phenomenon of animals that are the product of cross-breeding (Chullin 127a): וכשהיה ר”ע מגיע לפסוק זה אומר (תהלים קד, כד) מה רבו מעשיך ה’ יש לך בריות גדלות בים ויש לך בריות גדלות ביבשה שבים אילמלי עולות ביבשה מיד מתות שביבשה אילמלי יורדות לים מיד מתות יש לך בריות גדלות באור ויש לך בריות גדלות באויר שבאור אילמלי עולות לאויר מיד מתות שבאויר אילמלי יורדות לאור מיד מתות מה רבו מעשיך ה’… אמר רב הונא בר תורתא פעם אחת הלכתי לוועד וראיתי נחש שהוא כרוך על הצב לימים יצא ערוד מביניהם וכשבאתי לפני ר’ שמעון החסיד אמר לי אמר הקב”ה הם הביאו בריה שלא בראתי בעולמי אף אני אביא עליהם בריה שלא בראתי בעולמי When R.…

Mesechet Menachot: The Taxonomy of the Gemara’s Grains

by Rabbi Dov Linzer
Posted on May 20, 2011

The Mishna of Menachot 70a lists the five species of grain.  These species are of central importance in many halakhot.  Only bread made from these species of grains is considered bread, and gets the brakha of hamotzi.  Only matzah made from these grains is considered matzah, and can be used on the seder night.  …