Can the coronavirus mutate to be LESS transmissible ? | AskScience Blog

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Can the coronavirus mutate to be LESS transmissible ?

Can the coronavirus mutate to be LESS transmissible ?


Can the coronavirus mutate to be LESS transmissible ?

Posted: 05 Sep 2021 05:12 PM PDT

It seems like with every variant it gets more transmissible, is it possible to go the other way around ?

submitted by /u/PleaseNeverLetMeGo
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Would radioactive antimatter have anti-radiation?

Posted: 05 Sep 2021 04:36 AM PDT

Since we're able to make antimatter of various elements, if we made antimatter of a radioactive element, how would what it radiates differ from normal radioactive material?

submitted by /u/securitywyrm
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Why does the Hawaiian islands magma hot spot stay put as the crust moves over it?

Posted: 05 Sep 2021 04:57 PM PDT

Ive always heard that the Hawaiian islands were formed from a hot spot in the mantle that pushes magma through the crust. The pacific plate then moves over that and a chain of islands is born.

But it can't be that simple. The mantle is liquid churning magma, so what makes the mantles weather under Hawaii consistently hotter than average for millions of years?

Why is this so consistent over such a huge time scale?

submitted by /u/SqueegyX
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How often do new craters appear on the moon?

Posted: 05 Sep 2021 02:31 AM PDT

What gives rubbing alcohol (isopropyl) or any substance a germicide property?

Posted: 05 Sep 2021 10:15 PM PDT

Why do we use them (and hydrogen peroxide) to clean wounds or disinfect/ sanitize things?

submitted by /u/luke39011
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Before humans learnt how to use fire, were there any periods in which no wild fires burned on Earth for years on end?

Posted: 06 Sep 2021 01:42 AM PDT

Have been told that the mRNA vaccine leaves the body completely after two weeks (leaving antibodies). My question is, where does it go? Do you pee it out and it ends up in the water supply? Just curious.

Posted: 05 Sep 2021 06:28 PM PDT

Why does one die rolled have an equal probability of any number landing, but 2 dice rolled have 7 as the most probable number?

Posted: 05 Sep 2021 08:59 PM PDT

and the probabilities shrink in a bell curve pattern as you go away from 7.

submitted by /u/richmoney46
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Smallpox is officially eradicated, and IIRC, even the lab samples have now been destroyed. Are we "getting close" with anything else -- specifically, polio and tuberculosis?

Posted: 05 Sep 2021 09:01 AM PDT

I can't recall the last time I heard about a case of polio; and I'd say the same about TB but there are adverts on TV that warn about TB as a side effect -- which is a completely separate question.

I also know that malaria programs are making good progress, but they're a long way from "eradication in the wild".

Thanks!

submitted by /u/DeeDee_Z
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Does getting 2nd dose COVID vaccine on the opposite arm from first dose result in better/worse immune response?

Posted: 05 Sep 2021 04:48 PM PDT

How does water evaporate, even at room temperature?

Posted: 05 Sep 2021 08:24 PM PDT

Rabies test - false negative?

Posted: 05 Sep 2021 10:01 AM PDT

Greetings. I have some general questions about fluorescent antibody tests and rabies.

Is it possible to get a false negative result from such a test? I read online that the rabies virus is very susceptible to temperature. How long in a deceased host can the virus survive? Does temperature affect this?

Is it possible for the brain tissue of the host to be viable to test but for the rabies virus to be destroyed due to temperature - resulting in a false negative result?

Thank

submitted by /u/JTPforever
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How exactly does graphene make concrete/any material stronger?

Posted: 05 Sep 2021 08:48 PM PDT

I have little to no knowledge of materials science/engineering but from normal graphene, it seems that it's structure gives it its strength. However through whatever method graphene is being mixed with concrete or any other materials, how is that making the materials stronger? Do the graphene form special bonds in the material or something?

submitted by /u/Whackamoley109
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how much does the isotropic expansion and contraction of the Earth change the radius?

Posted: 05 Sep 2021 02:36 AM PDT

A video I recently watched casually states that the Earth expands and contracts on a 20.5 minute cycle and I had some trouble finding anything on this myself. I'd love to hear the physics behind this and I am most curious about how much the size of the Earth changes during these cycles.

submitted by /u/CriticalsConsensus
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How efficient are modern steam turbines compared to triple expansion steam engines of the 1890s?

Posted: 05 Sep 2021 02:35 PM PDT

Specifically those related to steamships, if at all possible.

submitted by /u/cityracer
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Why do all celestial bodies have some degree of spin/rotation to them?

Posted: 05 Sep 2021 01:02 AM PDT

As far as i understand everything in the universe is spinning. Why isnt anything rotationless? Does the universe itself have some kind of spin to it as far as we can tell?

submitted by /u/MarqoTheDragon
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How do ISS and space agencies protect against cosmic rays ?

Posted: 04 Sep 2021 10:11 PM PDT

Hello, I recently watched Veritasium video about cosmic rays and the fact they can induce bits flipping inside electronic chipset.

I also understood that this more susceptible to happen the closer you're to space, because you're not as well protected by earth's atmosphere.

I would like to know if there are some technology built-in ISS or spaceships to prevent these cosmic rays to alter astronaut DNA or binary string in electronics.

Thank you

submitted by /u/MasamuShipu
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Did plastics exist in the universe before we created them?

Posted: 04 Sep 2021 04:43 PM PDT

Did molecules conventionally known as plastics such as polyamide, polyethylene, etc exist in the universe before they were synthesized by humans? Which ones did and which ones didn't?
It's just cool to think that an entirely new material that has supposedly never existed before was just created by some human.

submitted by /u/theoptimisticnpc
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Are Primer lengths significant for SARS-COV2 PCR tests?

Posted: 05 Sep 2021 02:19 PM PDT

Physiologically, how are memories stored?

Posted: 04 Sep 2021 10:54 AM PDT

This may be a stupid question, but what's the biomolecular basis of memory storage? Like if SSDs store bits with nand gates that retain their charge, what is it that the brain "stores" to reference for memory recall? Also how are these molecules/whatever they are able to retrigger old stimuli?

submitted by /u/skepticalemur
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