Why can influenza infect a person multiple times, but once a person is infected with measles, they gain lifelong immunity? | AskScience Blog

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Sunday, December 6, 2020

Why can influenza infect a person multiple times, but once a person is infected with measles, they gain lifelong immunity?

Why can influenza infect a person multiple times, but once a person is infected with measles, they gain lifelong immunity?


Why can influenza infect a person multiple times, but once a person is infected with measles, they gain lifelong immunity?

Posted: 06 Dec 2020 07:52 AM PST

If the liver can grow from a small piece in a transplant, why can’t we take out the bad piece of a diseased liver and let the rest regenerate?

Posted: 06 Dec 2020 07:03 AM PST

What is the difference between a quantum computer's architecture and that of the current 8086 architecture?

Posted: 06 Dec 2020 08:19 AM PST

There has been a lot of news recently on quantum computer breakthroughs solving complex problems that our current super computers cannot currently do.

Although at a high level I understand how quantum mechanics and qubits work, I would like to better understand how a quantum computer can take instructions at a architectural level and if it is similar in any way to that of the 8086 architecture we see in commercial computing today. Do they use assembly language as the 8086 does, as an example.

When searching online, I've only been able to find videos and web pages explaining at an extremely fundamental level that I believe I already understand. As an ECE, my previous studies of computer architecture and device physics has piqued my interest in how exactly the two are being used together.

Could someone explain, or direct me to where I can learn more about how a quantum computer takes instructions and if the architecture differs from that of the 8086 or similar commercially available architectures.

I apologize if this post is a duplicate; the automod deleted my previous post as I asked for a more "grad-school" level explanation. As such, I mentioned the forbidden 4 letter acronym, not realizing I wouldn't get a dumbed down version from this sub to begin with.

submitted by /u/wchicchi
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How can a system at an equilibrium have maximum entropy?

Posted: 06 Dec 2020 09:13 AM PST

I'm trying to understand the concept of entropy but I don't understand why, if entropy is how chaotic a system is, a system at an equilibrium is considered to be at maximum entropy? Isn't such a system at its most inactive state? I'm sorry for my use of simple words.

submitted by /u/ibeccc
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If Earth was not tilted on its axis how would it effect the seasons?

Posted: 06 Dec 2020 06:54 AM PST

Bonus question what would it be like if the tilt was double or triple what it is?

submitted by /u/idontdislikeoranges
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If we found a meteorite on Earth that originated outside the solar system, how would we be able to determine its age?

Posted: 06 Dec 2020 03:36 AM PST

How does immunity to bacterial infections work? Or does it even exist?

Posted: 06 Dec 2020 09:21 AM PST

My fiance gets strep multiple times a year. She is going to have her tonsils out as soon as COVID calms down and hospitals aren't overloaded. She should have years ago but I guess her family never did it for some reason.

Anyways, I still have my tonsils and I have had strep maybe once since I was 10. Even when she had it and we have been in close contact, I never get it. And we usually go get tested together and I'm always negative which seems to rule out me being a carrier. But while I understand how immunity works with viruses to some extent, I always felt resistance to bacterial infection always seemed odd. So does immunity exist? As many times as she has had it and I've been in contact, statistically I would assume I would get it once even if I just have a stronger immune system or blind luck. If there is immunity, are there ways to develop vaccines for bacterial illnesses?

submitted by /u/BabyJesusStig
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Is there evidence that grunting improves athletic perfomance?

Posted: 06 Dec 2020 06:59 AM PST

In sports where you have to exert a lot of power at once (e.g. boxing and tennis), a lot of athletes grunt, some more than others. They are not just exhaling, but actually producing a vocal noise. Is there evidence that this helps them? Maybe it's just psychological?

submitted by /u/Magnaleo
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After carpal tunnel release surgery, does the ligament stay separated or re-attach eventually?

Posted: 05 Dec 2020 11:32 PM PST

I'm fascinated by carpal tunnel release surgery, but I can't find any answers as to if the ligament that's bisected ever heals or if it's just separated permanently. If so, what sort of function(if any) is lost for the hand? Thanks ahead of time :D

submitted by /u/chiaestevez
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