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May a nutrition scientist perform research on chametz as part of his job on Hol Hamo'ed Pesach?

For this question, I am interested only in the aspect of handling the chametz and "benefitting" from it on Hol Hamo'ed, not any problems, possibly of going to work. (Let's assume that if the worker ...
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59 views

The angle of heseiba and derech cheirus

Heseiba (reclining) is a Rabbinic ordinance of the Passover seder intended to invoke the style of derech cherut ("the way of freedom" - associated with luxury/aristocracy). Some Rishonim (medieval ...
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44 views

Why are we so concerned about mistaking meat on Pesach?

The Shulchan Aruch in siman 469 and 476 lays out the concerns we have that someone might mistake you main course for a real Korban Pesach. This includes not saying 'this meat is for Peasach' and not ...
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94 views

How is one allowed to say a bracha in a Mikvah?

There's an argument (In Shulchan Aruch Yoreh Deah siman 200) if women say their Bracha in the Mikva itself. According to the Sefardim, they do it clothed (but can do it with water up until the neck), ...
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34 views

Do the Havdalah flames have to join into one?

I know that Havdalah candles are supposed to have multiple wicks, in order to form a "torch". My question is, to what extent do the flames generated from the wicks need to work together to form a ...
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47 views

Is a psik reisha d'lo nicha or d'lo echpat judged against a communal standard?

If I perform an action on Shabbos which will cause a secondary (forbidden) action, the secondary action is assessed as to whether it is desirable, detrimental or neutral (as per Difference between ...
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36 views

Does Torah reading need to be repeated if you said it with an “assumed” minyan?

I'm not good with the title for this scenario: Suppose that there where 10 men in the shul - 9 everyone knew, and the 10th no one knew. He wore a yarmulka, so everyone assumed that he was Jewish. ...
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49 views

Does Birkas Hamazon eliminate the need for bracha acharona on foods eaten before?

Situation: One ate something that would require a bracha achrona besides Birkas Hamazon (let's say an Al Hamichya or Borei Nefashos). But one carelessly moved on to eating bread before making that ...
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41 views

Why not read missing words (in Esther) from a printed copy?

Kitzur Shulchan Aruch 141:19: צבור שאין להם מגילה כשרה כדינה מכל מקום אם היא כתובה כהלכתה רק שחסרים איזה תיבות באמצעה כיון שלא חסר בה ענין אחד שלם יכולין לקרות מתוכה עם הברכות והטעות יקרא הקורא ...
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41 views

Is judging others unfavorably a prohibition?

Is judging others unfavorably a prohibition? If so, what is the source for it? Also, do any of the sages offer any advice for overcoming judging other unfavorably?
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142 views

What should you do if you washed and planned to have a meal with bread but realized that the bread went bad?

Say you had in mind to have a regular meal with bread. After washing and saying homotzi lechem min harataz and taking a bite of bread, you realize that the bread is bad. Now all you have left to eat ...
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108 views

Shochtim who learned from translated materials

The Maharil in his Tshusvos Chadashos ("New Responsa," mentioned here), writes (Siman 93) that the custom is not to give kabblah to shochtim who learned the laws shechita in German (translated ...
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86 views

Is the mourning for a late relative dependent on the state of their relationship before death?

Are the halochos (laws) about observing mourning rituals for a relative (e.g., shiva, shloshim, etc.), affected in any way by the state of the relationship between the mourner and deceased before his ...
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44 views

Containers and wine

Is there any outer container (a frame or box, perhaps) into which an open bottle of non-mevushal wine can be placed that will shield the bottle in such a way that, if a non-Jew (or heretic) casually ...
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42 views

How big can a chanukia get?

I recently saw this story about students at YU who lit up their dorm windows to turn the entire building into a giant chanukia (just the form, not a real one). That inspired a question: Exactly how ...
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37 views

Looking for a particular idea from Reb Yonason Eibshitz

I recall reading a quote from Reb Yonason Eibshitz concerning a judge on a beis din of 23 faced with a strange situation. The defendant seems to the judge to be guilty of murder, but this judge is the ...
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59 views

Is one allowed to kill false witnesses to his own capital crime?

Reuven and Shimon conspire to execute Levi in Beis Din (court) for killing Yehuda by their testimony. Levi asks around and there are no witnesses who will come forward, and a few people told him that ...
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89 views

What defines a “בהמה” (also “חיה”)?

As discussed in *Dag* (דָג) in kashrus halacha, *Tzomeach* (צוֹמֵחַ) in kashrus halacha, and *Of* (עוֹף) in kashrus halacha, there are different rules used to determine the kashrus status of ...
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54 views

Does a sotah make a bracha?

Before drinking the sotah water does the woman make a blessing? If so would it be shahakol or something else?
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125 views

Do i have a responsibility to report users breaking the rules?

If I know that a certain user of a website is breaking the rules, can I just turn a blind eye, or must I report it? Also, Does it matter what kind of rule it is? (E.g. No swearing vs. age ...
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47 views

Beracha achrona on yogurt?

Do you make a boreh nefashot on yogurt according to sepharadim? Is it treated like a liquid, like ice cream, or as a solid? This is in relations to the time needed to eat it. If it's liquid, you ...
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66 views

How far do I have to go to take care of myself?

The mitzvah of V'nishmartem (Devarim 4:15) requires a person to take care of their health (Shulchan Aruch C.M. 427:8, Kitzur Shulchan Aruch 32:1). How far does this go? Do I have to exercise daily? ...
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99 views

Can a Jewish owned business sponsor (or own) a non-Jewish football team?

In recent years, big businesses (including the airlines Emirates, Etihad and Qatar) and wealthy people (including Sheik Mansour) from UAE and Qatar have been sponsoring or purchasing some of the ...
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68 views

Havdalah: mistake in the bracha

If a person saying havdalah began the last bracha (benediction) without mentioning sheim umalchus (God's name and dominion) i.e. he said ברוך אתה השם המבדיל בין קודש לחול וכו׳, skipping אלוקינו מלך ...
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84 views

Do the laws of Ribis apply to loans of virtual currency?

If a Jew lends a player in a multiplayer online game money, and he knows without a doubt that that player is Jewish, does the prohibition of ribis apply? (After all, the only thing that changed was a ...
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149 views

Can a man miss tefilah with a minyan because his wife is overwhelmed with the children?

Assume a scenario where a man's wife requires extra help at home during a busy part of the day and requests that her husband skip minyan (and daven alone) in order to help her. (For example, let's say ...
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139 views

Waiting six hours when chicken became meat

Poultry was once not considered fleishig. If someone had eaten chicken immediately before the rabbis decreed that poultry was fleishig, would he have had to wait his customary number of hours before ...
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234 views

Is it a Mitzva Deorayta (Biblical Commandment) to serve in the IDF?

בס"ד What do the contemporary poskim say about the serving in the IDF? Do they consider it a Biblical commandment (mitzva de'orayta) if one chooses to serve? I am obviously not talking about the ...
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87 views

Blessing on Immersing Vessels to Purify Them

A Mikvah can be used to purify humans or certain vessels which have contracted ritual impurity (Rambam Mikvaot 1 (English)). When humans use the Mikvah to purify themselves they recite a blessing ...
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153 views

What's considered shaving?

During periods of mourning, such as Sefirat Haomer and the three weeks prior to Tisha B'av, shaving is prohibited. What is considered shaving and what is allowed? May you pluck out a few hairs here ...
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114 views

eBay Judaica auctions

I occasionally check eBay for assorted items; this is typically for the science half of my life, but I sometimes find Judaica which probably should not be sold there. For example, I know that in the ...
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62 views

List of Halachot LiMosheh MiSinai

Is there a comprehensive list of things in the Talmud that are "halachot limosheh misinai"- laws that were passed down from Moshe through the generations? An example of such is tefilin needing to be ...
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57 views

Immersing a dish used for a gift

(Based in part on this question.) If I purchase a new dish that would require immersion, and I use the dish FOR a gift (I bring brownies on the dish to my Jewish neighbor), and I do not intend to ...
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68 views

Writing the woman's name in a kasubah or get: Plonis *ben* Ploni

Instead of writing the name of the kallah (bride) Rivka bat Chaim (for example) it was written Rivka ben Chaim. In such a case what's the halacha? By a kasubah is it valid? Does it have to be written ...
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197 views

Would Harry Potter be killed as a sorcerer?

Before asking my question, I'd like to make it clear that this is being asked in all seriousness, and not as some form of satire or "Purim Torah". I think there is a precedent for asking halachic ...
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176 views

What does “p'ruath rosh” actually mean?

It says in the halakha that a married woman may not go out into the public market place with "p'ruath rosh." I have heard that this means "with uncovered head," but this does not seem to match up ...
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57 views

Food that became prohibited because of a fly, then was separated into 3 new parts, nullified?

There was a pot of soup that a fly fell into it. The fly was not located and therefore the whole soup became prohibited. Even though the soup might have 60 parts against the fly, still since the fly ...
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52 views

responsibility for passing on a virus (medical)

Would one be obligated to pay any of the five types of damages paid upon wounding someone, if they were to infect that someone with a viral/bacterial disease, whether through: Peshia (negligence)? ...
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188 views

Should you refrain from putting ash on your forehead if your wedding coincides with Ash Wednesday?

Some brides/grooms have a custom to put ash on the forehead at their wedding as a remembrance for the destruction of the temple. Is there any halachic discussion about avoiding this practice if the ...
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121 views

Referring to Gentile Priest as “Father”

Is it permissible to either refer to or address a gentile priest as "Father XXXXXXXXX"? What alternatives might there be?
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92 views

G-d's name on screen readers

People who are blind or hard-of-seeing often interact with computers using devices called "screen readers". These screen readers will read aloud the words that are written on the screen (or in the ...
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110 views

When may a person take down his Succah?

When can I take down my Succah? Suppose that after Chol HaMoed begins one is traveling for an extended period and would not like to leave the decorations, s'chach and sides up because they are likely ...
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83 views

Is a renter allowed to withhold rent if the landlord does not fulfill his duties?

If a landlord drags his feet on fixing things in his property, is the renter allowed to withhold rent until he does so? Alternatively, may the renter bring someone to fix it himself and pay from the ...
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158 views

Women tefillah groups

What would be the halachic problems the people have with women's tefillah groups/"minyanim"? I mean when a bunch of women all get together to daven together. They do everything that men would do, ...
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132 views

After-death care of a non-Jewish relative

If a Jew has been entrusted with the after-death care of a non-Jewish relative, what should be done? Specifically, if the non-Jewish relative requested to be cremated after death, can or should a Jew ...
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78 views

Would adding buttons and button holes to a tallis gadol disqualify it?

I've seen fitted tallisim katanim with buttons connected the front and back for smooth wear. Could you also add buttons and button holes to a tallis gadol to hellp it stay on? Or would that ...
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163 views

Does a Jewish idolater's pouring of non-mevushal wine make that wine forbidden to himself?

We see from this answer that wine poured by a Jew who rejects Judaism is yayin nesech. Would that cause the wine to be forbidden even to himself, or is it only forbidden to others? Would he be ...
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84 views

Can one use potential wind power to transport on Shabbos?

Would it be permitted to set a cart with a sail in a reshus hayachid with the intent that if the wind picks up, it will carry the contents 1) into a reshus harabbim, or 2) through a reshus harabbim ...
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71 views

Pidyon Shevuyim - when does it apply?

Does the Mitzva of Pidyon Shevuyim apply in a case where one is being held in prison for having committed a crime or only where a innocent person was captured for ransom? If it does apply to cases ...
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105 views

Geographic size of an Eruv

Inspired by Is Juneau, Alaska -- surrounded by natural barriers -- a natural eruv Is there a maximum square mile or square kilometer area that may be enclosed by an Eruv? (sources)