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5
votes
1answer
44 views

Is human placenta kosher?

There is, apparently, something called placenta encapsulation which means making pills out of a placenta postpartum for the purpose of digesting placenta. People claim that these pills offer unique ...
6
votes
2answers
174 views

Which Tachanun should I say when davening in a minyan with a different Nusach?

I daven Nusach Ashkenaz but I often daven mincha in minyanim with a different nuasach. Should I say my ashekanzi tachanun or is there a minhag ha'mokom? Moreover I have noticed sefardim davening their ...
2
votes
1answer
43 views

Does a meis mitzvah acquire the land he's on even in the Temple?

I'd like to understand the concept of meis mitzvah a bit better. Specifically: there is a decree that a meis mitzvah acquires the place he or she is on to be buried there, even if it is private ...
9
votes
3answers
373 views

Can conversion be revoked?

In a recent case the Israeli Rabbinical Court has revoked someone's conversion to Judaism on the grounds that they were deceptive. This decision was "...Based on the fact that she completely ...
5
votes
1answer
112 views

May a non Ethiopian Jew celebrate sigd?

Ethiopian Jews recently celebrated their festival of Sigd, which involves reaccaptence of the Torah, communal fasting and feasting, and prayers. Is it acceptable for someone of a Minhag other than ...
4
votes
1answer
56 views

What's meruach hak'ri and why do it?

In general, one is required to take t'rumos and maasros from grain only once the pile of grain is been smoothed (מירוח הכרי, meruach hak'ri). (I think other halachos also kick in then.) What exactly ...
5
votes
2answers
79 views

What to do in a case of no siddur available and additions to the Shemoneh Esrei?

(Feel free to write a better title.) Today i ended up getting to shul too late for mincha, and having to daven outside (still within the proper time). Now, i know shemoneh esrei by heart, and even ...
3
votes
1answer
40 views

Do brachos on seeing have to be made within four amos?

Is there any source that says that in order to make a bracha for seeing e.g., a sage of Israel, a sage of the nations, or an unusual animal, one must be within four amos of the person/thing? I found ...
10
votes
8answers
2k views

Where do the different traditions for hours of waiting between meat and milk come from?

As far as I can tell, there are 5 different traditions for how long one has to wait between eating meat and milk: wait 6 full hours wait into the 6th hour (thus, 5 hours and 5 minutes would ...
17
votes
2answers
4k views

May my wife wear my jacket to keep warm?

The Sefer HaChinuch #564 writes that it’s forbidden for a woman to wear men’s clothing. If it’s cold outside, is a woman allowed to wear a man’s coat to keep warm? If #1 is a problem, are any ...
3
votes
1answer
72 views

May Kohanim visit Hayden Planetarium in NYC?

May Kohanim visit Hayden Planetarium in New York City? The planetarium in question is adjacent to the Natural History Museum. Issues in question are presumably sof tumah latzeit (the idea that the ...
-1
votes
4answers
129 views

Are there any authorities who hold that one must be a zionist?

There are some groups, like Naturei Karta or Satmar, which hold that a Jew may not be a Zionist, meaning one may not pursue the establishment or maintenance of a political entity for the Jewish people ...
16
votes
1answer
448 views
+50

Why don't we bow “correctly” during tefillah anymore?

According to the Gemara (Megillah 22b), and according to the RaMBa"M (Hil. Tefillah 5:13) (and apparently R' Avraham ben HaRaMBa"M was adamant), when we pray we are supposed to bow down ON our knees ...
3
votes
1answer
41 views

Berur halachah - what is this called in English?

I'm translating an article concerning the need for a "berur halachah" in order to determine the legal status of individuals with mental retardation. How would say "berur halachah" in English? ...
5
votes
0answers
29 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 ...
6
votes
1answer
65 views

How is the sex of a baby born with unclear genitalia determined?

A baby may be born with a penis but no testicle. The hospital would do genetic tests to determine whether the baby was genetically female or male. In the case of a genetic female born with a penis the ...
4
votes
1answer
90 views

Concern for liquidy finished product only

"Meat and Dairy—A Kosher Consumer's Handbook", by the Star-K, indicates: Uncovered dairy in a clean fleishig [=meat] oven — If one cooks fleishig in an oven and ensures it remains clean (i.e. the ...
2
votes
2answers
185 views

Can one use Chanukkah lights/candles for a mitzvah?

One is generally not allowed to benefit from the light of the Channukah candles (see discussion here) but does that include using the light to perform a mitzvah? Note: I'm pretty sure that this is ...
6
votes
3answers
564 views

What is the absolute minimum length for peyos?

I have often heard that 1/4th of an inch is the minimum length of the hairs in the peyos area. For example, that is mentioned in an answer to a previous question: How to advise your barber My ...
6
votes
2answers
77 views

Is this Kippa clip muktzeh?

I got this really cool kippa clip. I'm wondering, is it muktzeh?
3
votes
1answer
63 views

Does one fulfill their obligation of davening if they leaned on a shtender?

I've seen people - in shul - leaning on shtenders when they are davening shemoneh esrei. Halachichally, if someone is leaning on his shtender while he's davening shemoneh esrei, is he יוצא?
5
votes
2answers
659 views

Why is this wine Yayin Nesech?

There is a letter of the Lubavitcher Rebbe where he writes a letter to a person whose brother said that not traveling on a Jewish owned ship is a "hard test" (which the person seemed to have failed). ...
1
vote
2answers
170 views

Why can't we drink wine that was made by a non Jew but by machine

Why can't we drink wine that was made by a non-Jew but was made from beginning to end by machine? Needless to say that according to the Gemara that it is only yayin nesech if the non Jew makes an ...
4
votes
1answer
86 views

How long do you really need to keep your sideburns?

I've seen multiple sources that seem to indicate that one MUST keep his sideburns to either The bottom of the ear The bottom of the ear cartilage To the jaw bone, around the middle of the ear. ...
4
votes
1answer
60 views

Assuming Christianity is Avodah Zarah (RamBam), can I get my car fixed by a gentile right before/during Nittle Nacht?

Assuming Christianity is Avodah Zarah (RamBam), can one get his car fixed by a gentile, with a new part, put in, over Christmas? Obviously, there's no way to know whether the mechanic will work on the ...
5
votes
1answer
63 views

Cooking nat-bar-nat food in an opposite-type pot

The Star-K writes: If one ate pareve food that was cooked in a fleishig [=meat] pot, one is not required to wait six hours before eating dairy. However, one may not eat this food together with ...
1
vote
2answers
53 views

Why Does the Rambam Assert That It Took Eight Days To Obtain Pure Oil? [duplicate]

Background In a previous post regarding the quantity of oil sufficient for one day’s lighting of the Menorah the answer given was the quantity of oil is more than one liter, but not more than two ...
5
votes
1answer
173 views

Yichud in a car?

The sages prohibited a man to be secluded with a woman alone inside a room with a locked door. Does the prohibition of yichud apply in a car that is locked?
20
votes
1answer
536 views

Providing wine for Christian ceremonial purposes: in the 8th century, what did the rabbis write?

Under Charlemagne in the 8th century and the Carolingian emperors, Jews were official importers of exotic foods from the Holy Land;[1] they also provided wine for Christian mass. At the time, what ...
5
votes
1answer
423 views

May Jews sell wine to Christians for them to use in their religious ceremonies?

(This question is based on an older one which Rabbi Levi Cash posted a few years ago.) Under Charlemagne in the 8th century and the Carolingian emperors, Jews provided wine for Christian mass. But I ...
6
votes
3answers
166 views

Siding with your father in an argument between parents

According to the laws of respecting your parents, a child may not tell his parent that he/she is wrong. (Shulchan Aruch, Yoreh De'ah 240:2) Now, if both father and mother are arguing about something ...
3
votes
4answers
677 views

Are Jews allowed to listen to music that is performed by non-Jew?

I am machmir on only listening to music that was performed by a Jew, but i don't really understand it. Does anyone know what is the source for this? Does Matisyahu perform with only Jews?
4
votes
6answers
563 views

Going to classical music concert

Is it permitted for Bnei Torah to go to a classical music concert?
7
votes
1answer
97 views

Is it OK to compose a song that breaks up a pasuk?

Jewish songs taking their lyrics from tanach or davening have become pretty popular over the past 60 years. (See here for an answer saying that this is permissible.) Many songs, however, will break ...
5
votes
0answers
149 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 ...
7
votes
1answer
177 views

Can a convert drink wine he previously touched?

If a non-Jew touches uncooked wine it is considered yayin nesech. If that same non-Jew then converts and states categorically that he did not offer the wine as an idolatrous libation when he was a ...
5
votes
1answer
85 views

Are you allowed to wear old Shabbos clothes during the week?

If you have a garment that was specifically designated to be worn on Shabbos (or Yom Tov) are you allowed to start wearing it during the week if it has become worn out from repeated use and thus no ...
2
votes
2answers
33 views

If צאת is late, then פלג is late. When does one light the מנורה on Friday?

One cannot light the Chanuka lights before p'lag hamincha (Shulchan Aruch 672:1), not even on Friday evening (Mishna B'rura 679:2). If he did so, his lighting is invalid (Shaar Hatziyun 672:4). P'lag ...
2
votes
1answer
126 views

Bentching in a different place than where you started eating

If you ate a meal by the table and finished it on the couch (in the same living room), can you bentch by the couch or must you go back to the table to bentch?
6
votes
1answer
156 views

Can a Minor Convert Effect Yayin Nesach?

Per the answer to Are children adopted by Jews Jewish? a child that is adopted by Jewish parents when they reach adulthood (13/12) are given the choice of remaining Jewish. If I know of a child that ...
6
votes
2answers
199 views

Would a gentile child that sees/touches wine make it into Yayin Nesech?

Would a gentile child - under the age of 13 (male)/12 (female) - that sees/touches wine make it into Yayin Nesech? Or can only an adult make it into Yayin Nesech?
7
votes
1answer
63 views

closing car doors on shabbos

Is there any problem involved in opening or closing a door of a parked car (without a battery) on Shabbos? Is a car muktzeh? Let's assume no keys are involved to avoid the problem of carrying. To ...
4
votes
1answer
104 views

Person in Eretz Yisrael making Eiruv Tavshilin for Bnei Chutz L'Aretz

This might seem like a "funny" question. I don't think this would be permitted and I really have no basis to think why it should be however I'm trying to work out why this wouldn't work (or perhaps ...
1
vote
0answers
16 views

Is glazed porcelain considered earthenware or glass for building menorahs?

This is a more specific question related to the one of "what can a menorah be made of?" Glazed porcelain has a layer of essentially what becomes glass after the glaze is fired. Bare porcelain would ...
2
votes
0answers
27 views

May Jews create sculpture, and under what restrictions?

I do not know if a realistic or abstract freestanding or hanging sculpture of any creature as art (for a museum or store) is permitted me to create or for Jews to view, or whether it would be ...
5
votes
2answers
79 views

Defining residence for purpose of candle lighting

Do you light Shabbat or Channuka candles in the place where you sleep/dwell or in the place where you will be spending the evening? Does it make a difference if you are going to be sleeping out of ...
4
votes
2answers
199 views

Do I need a menorah?

It's been common practice for a very long time (perhaps as early as 60 years after the Chanukah miracle) to use a menorah (aka "chanukiyah") to light the Chanukah candles with. Do I need a menorah to ...
9
votes
0answers
182 views

Eating out Friday night of Chanukkah

If one is lighting Chanukkah candles inside (for whatever reason) relying on the publicization to himself and his family, then what should he do on Friday night if he is eating out? Must he make the ...
6
votes
0answers
77 views

Benefiting from channukah candles in a mirror

One is not allowed to "benefit" from the lights of the channukah candles. Rashi says the reason is in order that it should be recognizable that these candles are light for the mitzvah in order to ...
10
votes
3answers
191 views

If there are ants in the sink on Shabbat, can I use the sink even though they'll drown?

If there are ants (or other creepy-crawlies) in a sink on Shabbat, what is permitted to do with them when using the sink? Here are some things i can think of: Intentionally avoid pouring water on ...