NOTE: Like Wikipedia, this site makes no guarantee of validity, and does not offer professional (particularly rabbinic) advice. Treat information from this site like it came from a crowd of your friends. // Jewish law. Specifically, the legal process beginning with the written Torah and continuing ...

learn more… | top users | synonyms (5)

17
votes
3answers
1k views

Can a man remove hair?

May a man remove hair from his body through any of the following methods: Electrolysis Tweasing Plucking I am asking specifically about hair between the eyes (unibrow) but I would be interested if ...
17
votes
3answers
950 views

What halachic issues are involved in turning off a mobile phone while praying the quiet Amidah?

A person realises during his quiet Amidah, that he has not turned off his mobile phone. He is worried lest it ring while he is praying. On the other hand, turning it off will interfere with his ...
17
votes
2answers
482 views

Is one allowed to have a tattoo of G-d's name removed?

Inspired by Dan's question , and requested by DoubleAA... If one got a tattoo of G-d's name, either in ignorance or in spite of the prohibition against tattooing, may one have it removed? Would this ...
17
votes
2answers
207 views

Making the Kohen's Gesture

Is it forbidden for a non-Kohen to form the hand formation that Kohanim use during their priestly blessings?
17
votes
1answer
267 views

Saying Hashem's name when studying

I learned somewhere that when you are learning, if you are going to read an entire pasuk without interruption you can say Hashem's name, however if you are going to only say part of the pasuk (for ...
17
votes
2answers
601 views

When (if ever) are converts still related to their relatives?

It is my understanding that when a person converts to Judaism, certain halachic relationships are severed. So I have a couple questions about this. Which relationships are severed? Is a convert ...
17
votes
1answer
579 views

How should we respond to objectionable content in a public forum?

The blessing and curse of sites like StackExchange is that everything happens in public. Sometimes someone will post something objectionable and it isn't possible to take the person aside for a ...
17
votes
4answers
324 views

Why is a present day convert not obligated to read the Torah passage about the sacrifice he will have to bring in the future?

Rambam, Hilchot Issurei Biah 13:2 (English) tells us that a convert must do 3 things to complete the conversion process: circumcision immersion in a mikvah bringing a burnt offering The Rambam ...
16
votes
15answers
1k views

Why is techeles not universally accepted?

The Machon Ptil Tekhelet has (to my mind) some pretty compelling arguments as to why the Murex Trunculus is very likely the genuine chilazon from which techeles (blue dye) for the mitzva of tzitzis is ...
16
votes
6answers
938 views

Fish eaten with milk?

Is there any halachik problem with eating fish and milk together? (A classic example is a bagel with lox and cream cheese)
16
votes
3answers
664 views

Does an ivory spoon make hot tea non-kosher?

Both the handles of cutlery and spoons entire have been made of elephant ivory, which is from a tusk (a tooth) of an elephant. Elephant is of course not a kosher animal. Presumably, then, these spoons ...
16
votes
4answers
237 views

First time lighting Chanuka candles is on second night

If one didn't light Chanuka candles until the second night, how many candles should he light? According to the reason that we add a candle a night is "Maalin Bakodesh" (we always add in holiness), ...
16
votes
2answers
587 views

Is one allowed to drink alcohol on regular weekdays?

Is it permissible to drink alcohol in any circumstance other than Holidays and Shabbat? Please cite sources. CYLOR.
16
votes
2answers
487 views

Halachot of Shul Mechitzas

What are some good books, articles, websites, or seforim for learning about the Halachot of constructing and maintaining a Shul Mechitza (the barrier between the men and women sections)? Issues ...
16
votes
5answers
506 views

Train ticket not collected: destroy?

Assuming a train line where single-ride tickets are normally collected or cancelled manually by train crew circulating among seated passengers, and it is physically possible to use them later if they ...
16
votes
3answers
682 views

What Bracha should you say on a Hurricane?

What Bracha should you say on a hurricane? Oseh Ma'aseh Vereishis? You say Birchas Gomel if you travel over the sea; do you also say it if the sea travels over you?
16
votes
1answer
323 views

The new TSA airport scanners and tznius

Is it OK as per Halacha to go through the new TSA scanners where they see you as if you are naked?
16
votes
2answers
1k views

Can a non-Jew don tefillin?

May a non-Jew or a person who is in the conversion process don tefillin? If not, what are the reasons that they cannot?
16
votes
1answer
333 views

Why don't people bentch on a kos nowadays?

Bentching with a kos (recite Grace after Meals with a cup of wine) was clearly a popular thing to do in the times of the gemara. Additionally many Ashkenazi rishonim (Rosh, Ri, and many other ...
16
votes
1answer
381 views

Who is Moshiach?

How do I know that someone is Moshiach? Will I just know? Are there requirements? If someone tells me that he is the Moshiach, is he to be believed. It would seem seem strange to say so.
16
votes
1answer
164 views

Attending a Siyum virtually

If one attends a Siyum virtually, whether by phone, Skype, or some other means of mass communication, can one partake of the Se'udath Mitzvah (relevant to allow eating meat during the 9 Days for ...
16
votes
3answers
429 views

Is ad-blocker software permissible?

Kalashnikover_Rebbe at hashkafah.com asks: Isn't blocking ads stealing??? The people put them on the sites for a reason.... He elaborates: On one hand the argument can be made that [forum ...
16
votes
2answers
670 views

Is it forbidden to wear a snap-brim Borsolino fedora on Shabbos?

The Talmud, at Shabbos 138b, presents the opinion that one may not wear a siyana -- which Rashi defines as a wide-brimmed hat -- on Shabbos if it has a brim that is one tefach (hand-bredth) wide ...
16
votes
1answer
470 views

Under what conditions may a Jew participate in the Biblical Hermeneutics SE site if it says it's doctrine-neutral?

Stack Exchange has a Biblical Hermeneutics site, which is "for anyone who wants to know what a Biblical text means (exegesis) using the techniques or rules of interpretation (hermeneutics)". From the ...
16
votes
3answers
1k views

Bli Neder Loophole

Who came up with the Bli Neder loophole of: Bli neder I will help you do X Or Bli neder I will etc... And the list can go on and on. Who came up with addingBli Neder which basically means ...
16
votes
1answer
567 views

Do Jews need to care about non-jewish homosexuality?

Since there is currently no way and/or need for Jews to administer capital punishment to gentiles who violate the 7 noahide laws, is there any halachic reason for a Jew to care whether or not a ...
16
votes
3answers
618 views

Can an ecommerce website remain open on Shabbat?

This question is more general and doesn't apply specifically to ecommerce sites even though the discussion mentions them a little. Specifically, we know we can't do business on Shabbat. So what is ...
16
votes
2answers
190 views

What defines a country to be a legitimate country?

There are a few Halachas that apply to a Jew's relationship with his country. For example, Dina Dmalchusa, another is not to rebel (although its Halachic strength is disputed, all agree that under ...
16
votes
1answer
446 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 ...
16
votes
2answers
1k views

Does a fathers obligation to teach his sons a parnassah extend to his daughters too?

A father has an obligation to teach his sons Torah, a parnassah and to swim. To what extent do these obligations extend to his daughters too? (edited to include my explanation from the comments) As ...
16
votes
1answer
200 views

Yichud in a dorm like situation

I was wondering if yichud is an issue in a situation like one that might arise on a college campus in an all girls dorm (apartment style- the building is mixed but each apartment is separate) if one ...
16
votes
2answers
241 views

Does Jewish Law Recognize Bankruptcy?

If someone borrowed money and then declared bankruptcy, does he still have a halachic obligation to pay it back? If the lender was a corporation (bank, etc.). If the lender was a friend. Do we say ...
15
votes
4answers
1k views

Lego on Shabbos

Is Lego Muktzeh? and can Adults use it too?
15
votes
6answers
617 views

Dairy that you have to wait 6 hours after eating it

Which dairy is considered sharp and requires you to wait 6 hours afterwards, prior to eating meat?
15
votes
4answers
1k views

Is it muttar to whistle?

Is it allowed for a Jew to whistle? If yes, is it even allowed on Shabbos? If no, why not? Has anyone ever heard that if one whistles at night, that it attracts sheidim and mazikin? And what are the ...
15
votes
3answers
368 views

Is there a source for not requiring Tevilah for the first use?

I have heard (as I'm sure many others have) that one can use a utensil one time before Tevilah. At the same time, I've heard that this is a common misconception. Is there anyone who holds that this ...
15
votes
3answers
327 views

Humming during shmoneh esre

On shabbat for shacharit and mussaf, I am usually still davening shmoneh esre by the time the chazzan gets to kedusha. In this situation, can I hum to the tune of kedusha? This essentially boils down ...
15
votes
6answers
699 views

Halakhic International Date Line issues

According to halakha, where is the international date line? More specifically, I have heard that some people say you should observe Shabbat on Sunday in Japan & New Zealand and/or on Friday in ...
15
votes
2answers
442 views

Does a convert have a clean slate?

When a non-jew converts to Jusaism, must he still do teshuva from past sins, or does the "reborn" concept stretch far enough to consider him "sinless"?
15
votes
3answers
339 views

Why do plastic bags and not fuselages protect against impurity?

In a picture on this article, we see a kohen who has enclosed himself in a plastic bag so as to avoid becoming impure as a result of flying over a cemetery. Why is it that a pressurized fuselage does ...
15
votes
3answers
270 views

The Mitzva of Peru U'Revu (Reproduction) - when does it start?

The first commandment in the Torah is Peru U'Revu, the commandment to "be fruitful and multiply" (Bereshit 1:28). When does the obligation to fulfill this commandment begin? Does the Mitzva of Peru ...
15
votes
1answer
209 views

Calling a father Abba, when his name is Abba

May a child call his father Abba - if his name is Abba?
15
votes
2answers
328 views

Can one join an army?

Is one allowed to join an army (let's say not the Israeli one) as doing so is putting oneself in a place of sakana? If one is not allowed to join an army in general, is one allowed to join an army ...
15
votes
1answer
2k views

Mixed swimming in a pool?

What are the issues with mixed swimming, from a tzniut point of view? Does it make a difference if the swimmers are or aren't Jewish? For example, are there issues with me swimming with my wife and a ...
15
votes
4answers
434 views

What is the status of a pull-apart challah for “lechem mishneh”?

On Shabbat, we're supposed to begin the meals with two whole loaves - "Lechem Mishneh." According to Shmirat Shabbat KeHilchato as quoted in the article linked above, "If two loaves bake together in ...
15
votes
1answer
510 views

Can I make a mikvah using artificial rain?

If I have a mikva which needs filling, and there is no rain, can I use the following mechanism - I have a Mikva in a closed room. On top of this Mikva, there is a cooling system (let's say that this ...
15
votes
1answer
374 views

Is kneeling and bowing down in Kung Fu an idolatry (Avoda Zarah)?

I am exercising at Kung Fu's dojo and wonder whether kneeling and bowing down is an idolatry (Avodah Zarah)? The floor has soft mats. The reason explained to me is that it's done as a form of greeting ...
15
votes
1answer
507 views

What is the meaning of psak?

I have asked many people this question, and not yet got a comprehensive answer: What is psak? Like, let's say I have a certain piece of food of uncertain status. If I ask my 6 year old kid if it's ...
15
votes
3answers
387 views

Is a contract over Chat/IM/SMS “written” or “oral”?

Halakhically, is a business transaction conducted over Chat/IM/SMS a "written" or "oral" contract? Chat is oral-style communication in a textual medium. Does the fact that it's actually written ...
15
votes
1answer
259 views

Non-Jews Tending to Abandoned Cemeteries

Those of you who may have read my profile know that I have been reading and transcribing information on tombstones in towns in the Spis Region of Slovakia, in which no Jews remain. My colleague is ...