The tag has no wiki summary.

learn more… | top users | synonyms

1
vote
3answers
713 views

What is the torah view on the dinosaurs?

What is the Torah view on the dinosaurs? There's no mention of them in the Torah, only that the world was created in 6 days. If they existed, Adam and his descendants should have seen them. Yet ...
22
votes
8answers
1k views
+50

Bereishit vs. science

How does Judaism deal with the differences between scientific evidence of the beginning of the world and the account(s) in Bereishit?
0
votes
1answer
65 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
votes
0answers
23 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
0answers
30 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 ...
7
votes
1answer
333 views

What are some understandings as to how animals populated different continents after the flood?

What are some understandings as to how animals populated different continents after the flood? Did some species of animals survive the flood? Or are we to understand that the flood only affected the ...
13
votes
3answers
377 views

Would a genetically engineered red heifer be usable?

Assuming that a non-Jew chose to create a genetically engineered parah adumah (red heifer) and further assuming it met all the halachic requirements --no two black hairs, hadn't been used for work ...
3
votes
2answers
126 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 ...
24
votes
20answers
1k views

About what were rabbis ahead of the times?

I have heard claims that experts in the world of Torah were significantly ahead of their counterparts in the world of natural science (or mathematics, or psychology, or…) in that they knew X ...
1
vote
2answers
55 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 ...
-2
votes
1answer
63 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
43 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
92 views
11
votes
5answers
681 views

How to reconcile Biblical Flood story vs science and history?

Genesis spends a good deal of time -- Chapters 6 through 11 -- discussing the "mabul mayim", a flood that killed all humanity outside the ark. Here is what the Torah's text says about the universality ...
6
votes
3answers
127 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 ...
1
vote
6answers
639 views

How do we reconcile the order of creating animals betweeen Genesis and science?

http://skeptics.stackexchange.com/questions/6932/does-the-torah-encoded-age-of-the-universe-match-science#comment53788_6932 The Genesis 1 creation account conflicts with the order of events that ...
5
votes
2answers
176 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 ...
7
votes
1answer
170 views

Shofar from an extinct animal

After paying a trip to the Natural History Museum in London I found myself wondering... would it be allowed (to any extent) to use a shofar of an animal that has kosher simanim but is extinct? There ...
5
votes
0answers
57 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 ...
2
votes
3answers
247 views

How was kashrut affected by Science?

I have been reading a lot of questions concerning kosher foods, to get a better understanding of what it means for something to be kosher. To an atheist, this site is very helpful. But as a chemistry ...
1
vote
3answers
440 views

the four foundations - fire, wind, water, earth

How do we reconcile the torah view of four foundations fire, wind, water, and earth with modern science which demonstrates wind, water, and earth are really not much different. for example, water can ...
-7
votes
3answers
168 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
votes
0answers
98 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
votes
0answers
53 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 ...
7
votes
1answer
241 views

Mission to Mars: halachic challenges

There is talk in the scientific community of a manned Mars mission: sending an elderly couple to slingshot past Mars and return to Earth as a trial mission, toward eventual other missions that will ...
19
votes
7answers
815 views

Why the vast difference of opinion about the age of the Universe?

5770 and 13,000,000,000 is a big difference! I am looking for a good explanation to the difference opinion of the age of the universe. Please help me out!
3
votes
2answers
158 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, ...
22
votes
5answers
538 views

Why do Jews physically resemble members of their “host” nationalities?

Why do Jews often so closely resemble the members of the nationalities amongst whom they have been living for only a few hundred years? How do features spread through such an exclusive population so ...
2
votes
0answers
41 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?
9
votes
6answers
538 views

Can halacha change based on scientific research?

Shabbat 39a says: "With regard to heating food in the sun itself, everyone agreed that one is permitted to place food in the sun to heat it, as it is certainly neither fire nor a typical form of ...
18
votes
2answers
354 views

Mushrooms in a Vineyard

The bracha on a mushroom is "shehakol" because the Talmud (Berachot 40b) correctly (I think) states that mushrooms do not derive their nutrients from the ground. If a mushroom is growing in a ...
4
votes
2answers
119 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
votes
0answers
49 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 ...
5
votes
3answers
245 views

Would time travel be assur/mutar?

Inspired by this question which the author states is not a question of issur/heter. Assuming time travel is possible (to the future or past) is there any reason it should be assur?
3
votes
1answer
60 views

Who suggests that Creation Ex nihilo was only a small point and light?

If this is a simple minded question, please forgive me, but I'm not Jewish and so most of my information is via naive study and second hand. I've been told by a Jewish friend in my physics class ...
4
votes
2answers
206 views

Stars are living creatures?

the Rambam in yesodei torah says that stars are creatures with intellect. how do we reconcile this with modern science which says that they are merely inanimate balls of hydrogen and helium gas.
8
votes
6answers
479 views

Rationalist Position on Bible Ancients' Long Lives

How would a rationalist interpret the long lives of the ancient people enumerated in the Bible, from Methuselah on down? Virtually no person lives more than 120 years today, even with the assistance ...
4
votes
3answers
71 views

Why did God say יִקָּווּ הַמַּיִם, it should happen by itself naturally

In Bereishis 1:9 it says וַיֹּאמֶר אֱלֹהִים יִקָּווּ הַמַּיִם מִתַּחַת הַשָּׁמַיִם אֶל מָקוֹם אֶחָד וְתֵרָאֶה הַיַּבָּשָׁה , And God said, "Let the water that is beneath the heavens gather into one ...
-4
votes
2answers
116 views

Would whole brain emulation be compatible with Judaism?

Many people theorize that in principle, the brain could be uploaded to a computer which would then contain the person's consciousness. Would a successful demonstration of this be compatible with ...
7
votes
1answer
117 views

Is the metamorphosis of a caterpillar into a butterfly mentioned anywhere in Rabbinic literature?

My late great grandfather was a torah scholar, but with all his learning, he never knew that a caterpillar metamorphoses into a butterfly. He was amazed when someone told him about the common ...
4
votes
2answers
239 views

Halachic Relevancy of 'Proving God'

The first halacha in the Mishnah Torah states that you must know for certain that God exists (Yesodei Hatorah 1:1). Does this mean that according to Rambam, God can be proven to exist through ...
3
votes
1answer
178 views

Effect of knockout on my soul

I have experienced a knockout two times in the boxing ring during my active fighting career. At the time I was KO, I was conscious of nothing and then I woke up. I am interested in knowing what was ...
4
votes
1answer
312 views

Zohar's knowledge about Earth's shape

I recently heard from a rabbi that people (in the Zohar's view) were standing on the Earth's sphere both above and below, and while it was day for some, it was night for others and vice versa. If its ...
12
votes
1answer
726 views

Does a finding of Jewish blood in a DNA test make one Jewish?

I had a DNA test done and the results say that my DNA is group with Sephardic Jews. My last name is Steen and I have always heard that we were of Dutch ancestry and I do genealogy and have not found ...
8
votes
3answers
587 views

Why does the Talmud assume a woman cannot get pregnant on the first act of intercourse?

There is a rule in the Gemara (Yevamot 34a) that אין אשה מתעברת בביאה ראשונה. The question is why the Talmud assumes that a virgin cannot conceive on her first act of sexual intercourse if the hymen ...
3
votes
1answer
146 views

Halacha and danger to life

Suppose there is an halachically prescribed, commonly-practiced action, which has been demonstrated scientifically to lead to death of the action's object and/or subject with a certain low probability ...
14
votes
8answers
659 views

Reconciling the evidence for the Uncertainty Principle with belief in an omniscient G-d

One of the foundations of modern quantum mechanics is the Uncertainty Principle. This principle is not an assumption, but rather is derived from assumptions made with regard to the structure of ...
5
votes
1answer
99 views

Can you experiment on animals?

May a person perform or otherwise participate in experiments on live animals which will cause the animals pain? I would assume this is forbidden under tzaar baalei chayim. But perhaps there is a heter ...
5
votes
1answer
224 views

Do those who practice family purity get cervical cancer less?

Is there a good study which shows that those who practice family purity get cervical cancer far less? Not just comparing Orthodox women to other groups, but amongst Jews? And is conclusive.
1
vote
0answers
66 views

How do we define the word 'עולם'?

In the standard beracha 'formula' we use the phrase 'מלך העולם'. But what does the word עולם refer to in this context: Earth/world or universe? It may seem obvious that מלך העולם is referring to ...