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-1
votes
2answers
99 views

Hint for Big Bang in Genesis

Has anyone found a hint for the Big Bang event postulated by modern cosmology, i.e. that the Universe expanded from a "point," in the Genesis account? Some kind of torah code or other sort of hint. I ...
0
votes
1answer
48 views

How was the world created through the even shesiya?

In Yoma 54, it says the world was created with the Even Shesiya (primordial rock). Is this to be taken literally and if yes, do we have details into this process?
2
votes
1answer
69 views

Does Graphology Have Any Basis In Judaism? [duplicate]

Graphology is the theory/science that one's middos can be deduced from one's handwriting. Is there any source for such ideas from the rishonim or earlier?
1
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0answers
20 views

Has cryonics been treated in Rabbinic literature? [duplicate]

Has it been treated by rabbinic literature? If yes, what does it say about cryonics?
1
vote
1answer
48 views

Seeking a particular book on Science vs. Halacha

About 15 years ago, I recall that there was a book put out by the Association of Orthodox Jewish Scientists. It was titled something like "Challenge - Science against Halacha" or something similar. I ...
4
votes
2answers
112 views

Role of the soul in living things

Are the bodies of living things (bacteria, plant, animals, humans) running like a purely physical machine or are they coupled with some kind of spiritual soul to breathe life into this machine. Our ...
-3
votes
2answers
143 views

Did God create life forms containing infinite wisdom

In Tehilim King David said (92:5): "How great are Your works, Lord, how deep your thoughts!" According to Chazal (Torah sources, ideally Talmud, Midrash but can be Rishonim also) does this mean God ...
2
votes
2answers
197 views

Are GMOs Kosher?

Currently taking a biology class in which genetically modified foods were discussed. Some of the plants had DNA from non kosher animals added into the plant genes. How does this impact the kashrus of ...
0
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0answers
17 views

Status of a functional Male with hidden functional Female internal organs [duplicate]

I've found out this condition where a Male has a certain genetic condition where the primitive female organs, present in every foetus, are not absorbed and develop as "usual". A documented case in the ...
2
votes
0answers
40 views

Searching for a story with the Rav's comment about the scientist

I am trying to find a story I read once concerning Rav Soleveitchik. Please forgive me if I am remembering it incorrectly. The basic story was a comparison between two Jewish scientists, one ...
2
votes
1answer
86 views

Status of person with two different DNAs

Well, simple this is not. Some people can be made of "two" different DNAs. It basically happens that two embryos fuse making one health adult with two different DNAs, also known as a chimera. If such ...
3
votes
3answers
154 views

Did the Rabbi just back us into a corner?

In the following quote, the Khazar king questions the Rabbi's belief in a (relatively) young world starting with Adam. The Rabbi concedes that the question posed 'would weaken my belief', but argues ...
1
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0answers
48 views

Large scale hydroponics and Shmita

The gemara in Nedarim 59 (among many other places) discusses the concept of shmita produce and plants grown from them retaining their status when the original "seed" isn't destroyed when planted. In ...
0
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0answers
41 views

Am I considered a Jew? [duplicate]

According to DNA testing, I am 11 percent Ashkenazim. Am I considered Jewish? Since I do not consider myself any particular religion, would I need to convert? I was raised a catholic. I do not ...
4
votes
0answers
60 views

Arvei Nahal - species

Vayikra 23:40 provides the commandment to take up the 4 species on Sukkot: וּלְקַחְתֶּם לָכֶם בַּיּוֹם הָרִאשׁוֹן פְּרִי עֵץ הָדָר כַּפֹּת תְּמָרִים וַעֲנַף עֵץ עָבֹת וְעַרְבֵי נָחַל וּשְׂמַחְתֶּם ...
2
votes
2answers
53 views

Why does the Talmud record the Rabbis' thoughts and theories about the science of natural phenomenon?

There are various areas in the Gemara where there is discussion about natural events, often appearing like a tangential discussion. Some examples are in Bechoros 7-8 or Pesachim 94. I understand that ...
1
vote
1answer
126 views

How might one reconcile a non-literal reading of the timespan of creation with literal 7th day Shabbat observance? [duplicate]

I am wondering, in the light of discussions regarding the possibility for non-literal readings of Bereishit, how we are to then understand a quite literal observation of Shabbat on the 7th day. To ...
3
votes
3answers
180 views

Absorption of Taste in Pot-Scientific explanation

Is there a scientific explanation for the concept of "blias issur" absorption of taste in pots. Like for example if since heat expands materials maybe the taste creeps in. (I'm not asking about ...
2
votes
2answers
109 views

Scientific explanation for Sotah water

Is there a scientific way to understand the effect that the Sotah water has on a Sotah? Relevant verses below (Bamidbar chapter 5): יז: וְלָקַח הַכֹּהֵן מַיִם קְדֹשִׁים, בִּכְלִי-חָרֶשׂ; וּמִן-...
0
votes
1answer
78 views

Scaling Time to Reconcile Genesis with Science [duplicate]

Some scientists try to reconcile the biblical account of creation with the modern scientific view. see for example Gerald Shroeder's at http://www.aish.com/ci/sam/48951136.html There he claims the ...
1
vote
4answers
158 views

Did the Torah Sages discuss evolution

Are there examples in chazal of the sages discussing the phenomena of micro-evolution (or macro), i.e. adaptive changes in creatures.
1
vote
3answers
128 views

Does the Torah 'know' about 'quantum mechanics' and 'DNA synthesis'?

There are many articles and books available on the interplay between science and Judaism. Very often they come in the form of a halachic discussion of applying science to be able to resolve a halachic ...
0
votes
2answers
96 views

Why is the big bang considered a proof for Jewish tradition

From the little I understand of the big bang It states that the universe was in a very high density state and then expanded. This is commonly used as a proof that the world had a beginning and thus ...
4
votes
2answers
119 views

How did the water climb so high?

The Gemara in Sota 34 says וכיון שניטבלו רגלי כהנים במים חזרו המים לאחוריהם שנאמר וכבוא נושאי הארון עד הירדן וגו' ויעמדו המים היורדים מלמעלה קמו נד אחד וכמה גובהן של מים שנים עשר מיל על שנים עשר ...
0
votes
1answer
58 views

Vegan tekheileth

Does the oral tradition that identifies the hilazon as the source of tekheles necessarily indicate that one could not create the indigo-colored wool by other means? The gemara certainly indicates that ...
5
votes
1answer
79 views

Is there any support for the claim that tekhelet and argaman could be derived from the same creature?

Is there any indication in Chazal (or at least in other ancient literature) that tekhelet and argaman could be derived from the same creature (as currently proposed by the Tekhelet Institute)?
1
vote
1answer
119 views

The luxury of murex trunculus indigo

The Tekhelet Institute acknowledges that murex trunculus indigo is molecularly equivalent to plant-based indigo that was available in the ancient world for far cheaper (kala ilan). They reason that ...
4
votes
1answer
85 views

Is chimutz a wholly physical phenomenon?

The gemara seems to imply that chametz is not a concern with flour mixed with fruit juice. Indeed, amongst other effects, sugars (which are present in fruit juice) slow gluten development. However, ...
0
votes
2answers
128 views

is one an apikores for believing that only Darwin's evolution is a possibility? [duplicate]

Given that the torah's account of creation clearly seems to state that man was created independently from the animals, and likewise, the animals, plants, were created from the ground, would someone ...
-1
votes
1answer
104 views

What's the earliest “acknowledgement” of Heliocentrism in Judaism? [closed]

The English Wikipedia says that Heliocentrism was "official" in Judaism only by the 20th century: In later periods there were no explicit attacks on heliocentrism, although some Rabbis were not ...
2
votes
1answer
131 views

In vitro meat — further questions

Related to this question: Does artificial meat grown in a petri dish have the halachic status of meat? Assuming that in vitro meat becomes widespread and assuming that it would be hechshered per the ...
8
votes
1answer
183 views

Dilemma for Jewish Scientists

A member of my shul, scientist who was on the short-list to win a Nobel a couple of years ago, made an interesting point about his own ethical issue. As a scientist involved in biology, professionally,...
0
votes
1answer
223 views

Can a person (or cat) be both alive and dead at the same time? (Schrödinger's paradox)

Related: Schrödinger's cat and yibbum That question assumes that Schrödinger's paradox is possible, and that someone can be both dead and alive at the same time. So, is that actually true ...
0
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0answers
25 views

Why did God make such a vast, expansive universe? [duplicate]

The title pretty much says it all — but it certainly seems unnecessary and plays very well into the theories of people such as Richard Dawkins. How are we best to respond to this challenge of theirs?
6
votes
1answer
70 views

Medicinal etc. Sections of Talmud

Every now and then, then Gemara will go off on a tangent and discuss medical practices (such as towards the end of Gittin and scattered throughout maseches shabbos) or practical safety advice ...
6
votes
4answers
286 views

Lubavitch and Geocentricism

I read here in an article by Rabbi Gil Student that the late Lubavitcher Rebbe zy"a believed in the geocentric model despite the modern scientific evidence to the contrary. What is the source for this ...
1
vote
2answers
97 views

Torah and Non-Believers, a/k/a, Scientists and Atheists

Is there evidence in the Torah of people who did not believe in Hashem or any other god(s)? I am specifically inquiring of those who believed in what today would be called science or atheism/...
-2
votes
1answer
76 views

Can we give importance to a person's contributions to one field and ignore those to another? [closed]

If an individual, such as a sage or commentator, does or supports something that's completely inaccurate in one field of study of which he claims to have knowledge, does it make sense to give much ...
0
votes
1answer
51 views

Genetically Breeding a Parah Aduma [duplicate]

Can genetic breeding make cows red? If so would it be acceptable as a Parah Aduma?
3
votes
2answers
103 views

Biologically, what are sirchos?

Biologically, what are Sirchos? Are they a Tumor?
6
votes
3answers
178 views

Age of Universe and Shabbat

If one believes that our world is billions of years old, i.e. accepting the idea of each day in Sheshis Imei Berieshit (the Six Days of Creation) as eras and not literal days, then how does one ...
5
votes
2answers
228 views

How to determine what a “normal wind” would do to a sukka

What a "normal wind" ("ruach metzuya") would do affects various laws of sukka construction. For example, in this guide from the Star-K to using sechach mats, they require that sechach-eligible ...
5
votes
1answer
323 views

Does the Torah ever allude to Earth being a spherical celestial body in space?

Taken at face value, the instances in which the Heavens and Earth are mentioned in the Torah, it is the Heavens above and Earth below. From what I gather, many secular scholars take from this that the ...
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votes
3answers
272 views

If water can be turned into blood, do Jews believe in modern science?

Exodus 7:20 states that in a few seconds the water in the Nile was turned into blood. Modern science says that this is almost impossible based on how it was described in the torah. No chemicals were ...
6
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0answers
162 views

Can dew really make an eggshell fly?

In פרשת בשלח 16:14, it says -- The layer of dew went up, and behold, on the surface of the desert, a fine, bare [substance] as fine as frost on the ground. On that verse, Rashi says (...
3
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0answers
62 views

How does meshane hateva work?

When I asked my teacher about why some physical descriptions in the bible or medical practices in the talmud seem impossible/wrong today he told me that the physical nature of the world changed, which ...
4
votes
2answers
196 views

Schrödinger's cat and yibbum

Over Shabbos, the Shalosh Seudos discussion turned to the Monty Hall problem, which confused a lot of people [and which (#Humblebrag) I was able to clear up for them in under 30 seconds ;)]. Then, ...
2
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0answers
59 views

Why do we have an appendix according to Torah sources?

Is there any significance in Torah literature, attributed to the appendix and its function in the body?
4
votes
2answers
166 views

Shabbat with time dilation in space

I know there is some discussion in space/planets.. How would you keep shabbos in space? The Rabbi I asked this shabbat pretty much said the same thing; and you go by Jerusalem time when in doubt. ...
0
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0answers
109 views

Are Chazal more reliable than other Contemporary Sources (or Modern Historians)?

Are Chazal (and traditional sources) considered preferable or more reliable than external (contemporaneous) or academic sources for non Jewish Tradition issues? For example, this question requests ...