Tying Tztitzis at Night

Where should a mezuzah go? An analysis of the Chabad approach, where the mezuzah is placed on the doorpost opposite the hinges.

It is common practice for those wearing a Tallis in shul, to remove it before entering a washroom. Why would a Tallis be any different than an ordinary pair of Tzitzis and Yarmulka that are never removed for this purpose

Many of contemporary society’s challenges could be remedied by the observance of the mitzvah of honoring one’s parents. Yet Kibbud Av V’Em is a broad and sweeping mitzvah with vaguely defined boundaries. To what extent are we obligated? Are we required to sacrifice our own social life to care for our parents? Does it apply to marriage partners? How do we define respect? Learn the Torah’s definition of honoring our parents.

Your hostess has labored to prepare a tongue tantalizing gourmet dinner, but alas – her fine china dishes were never ritually purified by immersion in a Mikvah. How do you navigate this delicate situation?

In addition to the Prohoibition against Gambling, observant Jews seem to have an aversion to the standard deck of playing cards.
What could be wrong with an innocent game of Solitaire?

Scientific advances have unlocked some of the ‘source code’ of living organisms, where by splicing genes from, say, arctic salmon into strawberries, or mice into chickens, we can produce strains of plants and animals which grow better, are more resilient, and are more beneficial economically or otherwise.

While discussion abounds regarding the long-term health effects of these developments, what is the Torah’s view on such manipulation? Do the ethos of kilayim preclude meddling in G-d’s domain? Or does the command to “fill the earth and subdue it” (Bereshis 1:28) provide the ethical mandate to do just that?

What are the Halachic ramifications? Is the act of implanting the gene –in flora or fauna- a violation of kilayim? What is the kosher status of the resulting hybrids? Does the status of the donor carryover to the recipient? What if the transferred genes affect the presence of the traditional kosher signs? (a tuna with no scales, a shark with scales)? Is an Esrog which has been thus modified considered a Murkav, disqualifying it from use for the Mitzvah?

Is there a spiritual effect? Do the characteristics of those animals which the Torah deems negative carry over into the new creature? Would consuming this (otherwise Kosher) creature bring spiritual coarseness (timtum halev)?

A collection of Tshuvos and articles in Hebrew and English.