Can someone familiar with Oak Island explain why finding sea water beneath a small island is interesting or unusual? | AskScience Blog

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Wednesday, December 4, 2019

Can someone familiar with Oak Island explain why finding sea water beneath a small island is interesting or unusual?

Can someone familiar with Oak Island explain why finding sea water beneath a small island is interesting or unusual?


Can someone familiar with Oak Island explain why finding sea water beneath a small island is interesting or unusual?

Posted: 03 Dec 2019 05:12 PM PST

I understand the concept of ground water. On Oak Island they continually make the distinction that when they dig deep enough sea water fills their bore holes. Is the presence of sea/salt water anomalous when digging on a small island that is surrounded by sea water?

Would typical geology be porous enough to allow salt water to flow/seep beneath the ground? It seems to me that this would not be a strange thing to encounter. But, I am not a geologist.

Not really looking for opinions on the show itself, but a serious answer regarding this specific feature.

Thanks!

submitted by /u/Hamm81
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Do Navy submariners experience effects like seasonal effectiveness disorder and if so what systems are in place to help it?

Posted: 03 Dec 2019 04:23 PM PST

Does stomach acid have an effect on medications taken orally?

Posted: 03 Dec 2019 04:59 PM PST

If i take an antacid before taking a medication ( for example: Vyvanse ), will it increase the absorption? I've heard taking a TUMS antacid would help with THC absorption, so I was wondering if it prevented stomach acids from burning up normal meds.

submitted by /u/ScoopsScoop
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Ask Anything Wednesday - Economics, Political Science, Linguistics, Anthropology

Posted: 04 Dec 2019 07:08 AM PST

Welcome to our weekly feature, Ask Anything Wednesday - this week we are focusing on Economics, Political Science, Linguistics, Anthropology

Do you have a question within these topics you weren't sure was worth submitting? Is something a bit too speculative for a typical /r/AskScience post? No question is too big or small for AAW. In this thread you can ask any science-related question! Things like: "What would happen if...", "How will the future...", "If all the rules for 'X' were different...", "Why does my...".

Asking Questions:

Please post your question as a top-level response to this, and our team of panellists will be here to answer and discuss your questions.

The other topic areas will appear in future Ask Anything Wednesdays, so if you have other questions not covered by this weeks theme please either hold on to it until those topics come around, or go and post over in our sister subreddit /r/AskScienceDiscussion , where every day is Ask Anything Wednesday! Off-theme questions in this post will be removed to try and keep the thread a manageable size for both our readers and panellists.

Answering Questions:

Please only answer a posted question if you are an expert in the field. The full guidelines for posting responses in AskScience can be found here. In short, this is a moderated subreddit, and responses which do not meet our quality guidelines will be removed. Remember, peer reviewed sources are always appreciated, and anecdotes are absolutely not appropriate. In general if your answer begins with 'I think', or 'I've heard', then it's not suitable for /r/AskScience.

If you would like to become a member of the AskScience panel, please refer to the information provided here.

Past AskAnythingWednesday posts can be found here.

Ask away!

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Does low blood sugar have an effect on blood pressure?

Posted: 03 Dec 2019 05:42 PM PST

I can't seem to find any information on this. I keep getting results like "eating less sugar can lower blood pressure! bwaaa!" It's very annoying. Not talking about any medical conditions.

I just want to know the effect of low blood sugar, specifically from not eating, on blood pressure.

submitted by /u/Throwmeawaybabt
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The Sahara experiences a shift from savannah to desert and then back again every 20K years or so. Due mainly to the tilt of our axis. Are there any other areas that experience a similar cycle? Are there regions in the Southern Hemisphere that will dry out when the Sahara gets wet again?

Posted: 03 Dec 2019 08:12 AM PST

How does Uranium-238 decay to Lead-206, and why does that tell us the earth is 4.5 billion years old?

Posted: 03 Dec 2019 08:19 PM PST

Due to a work conversation, I started to do research into how it was determined that the earth is 4.5 billion years old. I understand that it goes through 14 decays before it stabilizes as Lead-206. I understand how radioactive decay works. But it's not really my field, and I'm having a hard time wrapping my head around this.

What I've gathered so far is that there's a rock in Australia where they found both Uranium-238 and Lead-206, which tells us that the rock has been around for 4.5 billion years because the half life is 4.5 billion years.

This is where I'm stalled in my information gathering:

Why is some of the Uranium-238 still there? Why isn't that decayed?

Did they find the other decay states?

How do we know the Lead-206 came from Uranium-238 and didn't just exist there as Lead-206 or come from one of the other radioactive isotopes in the decay progression that has a much smaller half-life? Does Lead-206 and all other isotopes along the way only come from Uranium-238?

submitted by /u/eatthedamncakemeow
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How did scientists back in the olden age established the idea that atoms combine in fixed ratios?

Posted: 03 Dec 2019 06:15 PM PST

How is feline leukemia contagious but human leukemia isnt?

Posted: 03 Dec 2019 09:17 AM PST

I recently learned that feline leukemia is contagious but can't figure out what makes it contagious when the human version isnt.

submitted by /u/waterymilkshake
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Do we have activated B lymphocytes / plasma cells circulating in our body or do we only have naive ones?

Posted: 03 Dec 2019 06:10 PM PST

If chernobyl has an exclusion zone where nobody can venture, how were remaining reactor cores (1-3) manned until their decomissioning in 2000?

Posted: 03 Dec 2019 09:22 AM PST

Just saw the tv show and understood that close to 300,000 people were evacuated from surrounding areas. In that case, how were the remaining reactors run and manned until 2000? Also, who built the containment dome around reactor 4 if it is so unsafe to venture there?

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Are wolves in a pack siblings/mates?

Posted: 03 Dec 2019 05:26 PM PST

So several questions, no need to answer them all in one sitting.

Do wolf packs lead to having incestuous relations within the pack?

Or do they breed outside of the pack and split up the offspring?

If so what other animals do this as well?

And finally, is this one of the reasons why wolves can't be domesticated the same way as dogs are?

Thanks in advance for the answers! :)

submitted by /u/datpersondere
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What if you accidentally drop a nuke?

Posted: 03 Dec 2019 01:45 PM PST

Hey Science, so I can't find a straight forward answer on the internet but if we were transporting nukes on a plane and that plane goes down, is there a giant explosion or is it like a more scientific method of ignition that inhibits it blowing up. Thanks in advance!

submitted by /u/MDCM
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Do stars normally complete a full rotation around a galaxy?

Posted: 03 Dec 2019 01:21 PM PST

Is star life long enough to do so? If it depends upon the size of galaxy, please consider milkyway.

submitted by /u/M_Ali_Ifti
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Is it possible to identify biomarkers from a cell sample using gas chromatography (GC)?

Posted: 03 Dec 2019 06:50 PM PST

I'm attempting to identify biomarkers present in mouse myoblasts after a particular intervention. My lab has a GC and I was wondering if the machine has the capacity to identify any potential markers or proteins present in a homogenized sample of my cells.

submitted by /u/mjakian
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How do mitochondria change their internal proton count to initiate electron chain transfer ?

Posted: 03 Dec 2019 06:51 AM PST

Can someone explain the physics behind powders forming mounds?

Posted: 03 Dec 2019 05:08 PM PST

Why is it that when you drop a handful of sand or salt on a surface, it forms a mound? Can someone describe the physics of what's happening?

submitted by /u/yupoqwert
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Can other primates get body odour?

Posted: 03 Dec 2019 04:56 PM PST

What does it mean that homosexuality is “just” partially influenced by genetics? How environment shapes sexual orientation(i.e. Homosexual/homophobic parents et cetera). (Of course I’m sorry if it sounds offensive, I’m genuinely interested)

Posted: 03 Dec 2019 01:49 AM PST

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