Questions about how Judaism interacts with technological innovations.

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6
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1answer
63 views

Automated Cooking Machine Programmed

I realize in most situations to have a factory line be "cooked by a Jew" an observant Jew would have to turn the oven on, stove on, or something along those lines. This morning I saw this article ...
-1
votes
0answers
29 views

Why aren't we using sundials to mark halachic hours, at least partially?

Since splitting the daylight time into twelve equal parts was the standard when sundials were the norm, why aren't we still using them now (the sundials), at least partially? Is there any source for ...
2
votes
0answers
59 views

Can a smartphone count as a sefer for stacking purposes?

Considering that, these days, you can have quite a bit of Torah on cellphones (indeed, on my iPhone I have all of Tanach, Siddur, Halachic works, Jastrow dictionary, etc.), is it possible to make an ...
0
votes
1answer
60 views

Solar Power on Shabbos

What's the deal with using solar power on Shabbos? Cooking is permitted, but what of the following cases: 1) Heating water (Dud-Shemesh style) 2) Solar-powered watches 3) Solar-powered toys What ...
2
votes
0answers
54 views

What technology did King Solomon have?

I'm looking for sourced statements of modern technology possessed by King Solomon. So far I have seen: An answer here quotes the idea that King Solomon had a flying carpet of sorts. The Ben ...
5
votes
1answer
55 views

Computer hacking in halacha

This question regarding legal complexity versus simplicity in modern law got me talking about the relatively simple structure of Jewish tort law. It also had me wondering: What sort of categorization ...
0
votes
1answer
32 views

Would hydroponically grown beans be considered kitniyot?

As I understand it, beans were included as kitniyot because they grew in the ground next to wheat. However, if you grew the beans hydroponically, would they still be classified as kitniyot?
2
votes
0answers
42 views

Is it permissible to bring back extinct species?

Is it allowed according to halacha to bring back extinct species? The technology is on its way, and i have seen some discussion in non-Jewish contexts about the ethics of it, and how we might be ...
4
votes
0answers
116 views

Is using Siri a problem of Kol Isha?

As i say in this Purim Torah answer, we can't use smartphones because "The vaad found out that Siri's not a guy". (From the song Hang Up the Payphone by A.K.A Pella.) However, that inspired a ...
0
votes
1answer
59 views

Would humans with kosher-signs be kosher?

If I genetically engineer a human to have split feet and to have a second stomach so they can chew their cud, can I eat them?
2
votes
0answers
37 views

Is one allowed to carry an object through an opposite force on Shabbos?

Say one had a strong magnetic force attached to his shoe in a way that was not considered carrying. Would he be able to point his shoe in a Reshus Harabim and move something with opposite magnetic ...
1
vote
0answers
35 views

Why do the laws of kevod seforim apply to physical seforim but not digital?

I may have some trouble asking this question. I understand that the laws of kavod seforim (respecting holy texts; i.e., not bringing a book of Torah into the bathroom) do not apply to tapes, etc. ...
2
votes
1answer
75 views

Is a library book with an embedded RFID tag a problem on Shabbos?

RFID tags have very many uses in identifying different objects via radio waves. Recently, libraries have started using them to help keep track of books. I would imagine that the tags, in themselves, ...
7
votes
1answer
104 views

Binding answers for Halachic questions

I recall learning that one is not allowed to "venue shop" by asking a series of rabbis for a practical halachic ruling and following the opinion you like. I was taught that one should ask and be bound ...
0
votes
1answer
313 views

Does the principle of Hadash Asur Min Hatorah apply to technological new things?

According to the Hatam Sofer, does this principle apply to technological novelties? This principle means that "New Is Forbidden By The Torah".
5
votes
2answers
80 views

Recommendation for a digital Torah codex for software developers

Could someone recommend a source for a machine-readable Hebrew with English Torah codex that may be used in software development projects? By "machine readable," I mean of a format that may be ...
3
votes
1answer
24 views

Would there be any maaser derabbanan on hydroponically grown plants?

Related: What bracha should be made on hydroponics/aeroponics? This question was originally mentioned by Rabbi Eliyahu Fink in his Daf Yomi shiur (Shabbat 128). He was talking about tevel d'rabanan ...
3
votes
1answer
81 views

What bracha should be made on hydroponics/aeroponics?

Hydroponics is a method of growing food (mainly vegetables) with their roots in water, not soil. Aeroponics is when it is grown in air, with the roots being sprayed. What bracha should be made on ...
4
votes
2answers
101 views

What does an olive press look like?

Mishna, Maasros 1:7:: הַשֶּׁמֶן, מִשֶּׁיֵּרֵד לָעוּקָה. אַף עַל פִּי שֶׁיָּרַד, נוֹטֵל מִן הֶעָקָל וּמִבֵּין הַמָּמָל וּמִבֵּין הַפַּצִּים, וְנוֹתֵן לַחֲמִטָּה וְלַתַּמְחוּי, אֲבָל לֹא יִתֵּן ...
4
votes
1answer
103 views

What Have Modern Posqim said about Nuclear Weapons?

I'm looking to find teshuvot from modern posqim that discuss the permissability of possessing and using nuclear weapons.
11
votes
2answers
117 views

Smart thermostat on Shabbos - what should one do?

I read an article recently regarding a person who went to a hotel and realized after Shabbos began that all the rooms were controlled by smart thermostats. A smart thermostat detects when one is in ...
5
votes
1answer
51 views

Using an electric hand dryer after netilas yadayim

Is there any issue with using an electric hand dryer to dry your hands after netilas yadayim either for a seudah or to remove ruach rah?
13
votes
1answer
172 views

Milk-free cheese: Is it kosher? Parve?

So according to this article, scientists have created cheese by inserting DNA blueprints into a yeast. Essentially, the milk proteins are being created outside of any animal, through genetic ...
1
vote
0answers
35 views

Search program for seforim in Chrome OS

A friend of mine is using a Chromebook. While we're trying to figure out other solutions for him, I'm trying to figure out what we can do in Chrome OS. One thing he'd like to do is use a program like ...
6
votes
1answer
64 views

Easy/pretty way to typeset Hebrew with Te'amim

I'm setting out to create a bentsher and am looking for the right software for the job. First, it is important to me that I have the ability to add Te'amim to biblical passages (e.g. kiddush). ...
4
votes
0answers
134 views

Sous-vide cooking for Shabbat

Sous-vide is a method of cooking food slowly, at a precisely-controlled temperature. This article in the New York Times reports that this method is becoming more and more accessible to and widespread ...
3
votes
1answer
59 views

Operating Cameras on Shabbat

Would it be permissible to take a picture with a film camera operated mechanically? If not what would be the melacha involved?
4
votes
1answer
298 views

Sh'kiya alarm app (iOS)

Since the time-change, I have been rather off in calculating when I should say minchah. Is there an app which has an alarm for sh'kiya (or secular sundown timing if they differ) which is available for ...
4
votes
1answer
158 views

Apple Watch on Shabbat

Tech experts: Is there any way in which the Apple Watch could be used by shomrei Shabbat with limited functionality? Note: this question does not seek to ascertain whether the full gamut of features ...
2
votes
2answers
99 views

Measurements for the Bais HaMikdash — can we do it with a computer?

Since everything is computerized now, when the Bais HaMikdash is rebuilt, will we use the computer to rebuild? I.E., the measurements for the offerings, the entire rebuilding, etc.?
2
votes
0answers
59 views

Why does this app require me to agree not to use it on Shabbat?

I downloaded a Shabbat Alert app for my iPad, because i needed an alarm that would shut off after a few minutes. It worked fine (except that my iPad was muted), and it seemed to be quite halachic. In ...
3
votes
1answer
90 views

Microwave oven and goy (me) cooking [duplicate]

Is cooking kosher food by a Goy - in this case me (doing giyur) in a microwave oven making the oven unsuitable for use by a Jew? I asked one rabbi who said there is no halakhic issue. I live in a ...
4
votes
2answers
177 views

Can you use electricity on Yom Tov

Yom Tov is slightly different than Shabbat. For example, on Shabbat one cannot cook, but one can cook on Yom Tov provided that it is from an existing flame. My question is this... Let's say I have ...
2
votes
0answers
19 views

Listening to a Jewish broadcaster in the US after Shabbat ends in Israel [duplicate]

Many baseball games (for example) take place Saturday afternoon in the US. This generally corresponds to beginning (or mostly taking place) after Shabbat ends in Israel. If the broadcaster of one of ...
18
votes
3answers
1k 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 ...
8
votes
3answers
313 views

Watching TV on weekdays (not on shabbat)

Is it generally allowed to watch TV at my home (I am male and living alone)? I wrote "generally," meaning watching on a regular weekday (i.e. not Shabbat or Holiday) and just watching normal programs, ...
2
votes
0answers
51 views

Are there digitized Sefer Torahs?

I have heard that it is common these days for digitized images to be made when a Sefer Torah is written, though we don't have any such images at the shul I attend. Having yet to find a tikkun that ...
5
votes
3answers
151 views

my cellphone is off on Shabbat but the voicemail still takes a message

I don't use my cell on Shabbat, it is turned off but calls still go to my Voicemail. Is this permissible? I don't have the option of turning voicemail off only for Shabbat. It seems it is either set ...
1
vote
0answers
43 views

Cheshbon HaNefesh Software

I'm looking for something online or an app, really anything that is on an electronic device, that can help with cheshbon hanefesh. The ideal would be a program or app specifically set up for ...
6
votes
3answers
77 views

Remote control lighting of stove?

In our home, the non-Jewish housekeeper has strict instructions that only a member of the family is permitted to turn on the stove or oven before she cooks. Not being a rabbi, my understanding is ...
11
votes
1answer
209 views

How do soldiers in the IDF obey Deuteronomy 23:13?

The mitvah talks about ensuring every soldiers have a spade to cover their excrement. The mitvah seems to be pretty obsolete because by now we have toilets all over the place. So, how it's done? Do ...
0
votes
1answer
90 views

Can I get a digital copy of the Journal of Halacha?

I was reading a sefer which cited the Journal of Halacha and Contemporary Society #35. Can I get a digital copy of this Journal?
0
votes
0answers
29 views

What is the proper reaction to hearing the Shem Hameforash from some form of technology?

Related to this question the the linked questions there What is the appropriate response to hearing the Shem Hameforash through some form of technology like a recording or live stream?
7
votes
1answer
205 views

Can One Ride in a Self-Driving Car on Shabbat

Self-Driving Cars are cars that are driven by computers. Assuming you set your destination before Shabbat (or can otherwise direct it without performing any Melacha), can one ride in such a car on ...
5
votes
0answers
74 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 ...
6
votes
1answer
76 views

Placing a stumbling block before someone trying to take advantage of me?

CAPTCHA stands for completely automated public turing test i.e. its function is to determine whether I am a human. Some CAPTCHA images are pictures of house numbers taken from Google street view. ...
8
votes
1answer
275 views

Unintentional closing and opening of electrical circuits on shabbat

As a non Jew, after reading Why are Shabbat loopholes a good thing? I have been pondering the above question: The Torah forbids closing/opening electrical circuits on Shabbat. - Danny Schoemann ...
1
vote
1answer
101 views

Am I allowed to interrupt someone in the middle of Shmoneh Esreh if my question is related to davening?

My friend and I are in the middle of davening Shmoneh Esreh. Rather than talk, I text him, "I don't remember if today is Rosh Hodesh. Do we say 'Ya'aleh V'yavo?'" Can I interrupt my friend for this ...
1
vote
1answer
78 views

Answering a virtual kaddish?

If you hear someone saying kaddish virtually (such as at a virtual siyum, or a streamed ceremony), should you answer amen? Note that this is talking about when listening live. Does it make a ...
2
votes
0answers
94 views

To know in advance when one is a niddah

The gemoro and shulchan aruch has much to say about 'vestos', way to find out in advance when one will be a niddah, which rarely work today. There are modern methods which do work: does one have to ...