this post was submitted on 14 Nov 2024
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Science Memes

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[–] jerkface@lemmy.ca 3 points 6 days ago (1 children)

The nuclear batteries small enough for handheld devices that we've been reading about recently don't use any water.

[–] MystikIncarnate@lemmy.ca 6 points 6 days ago (1 children)

Those have been researched and tested for decades and the tech still hasn't caught on. They just don't put out enough power to be useful for much more than a clock circuit (not even enough to power a full watch, just keep the time).

I have serious doubts they're going to suddenly become viable anytime soon.

Any useful energy production from nuclear is basically just making steam to run turbines. Same with coal but you know.

[–] jerkface@lemmy.ca 1 points 6 days ago* (last edited 6 days ago)

I believe they have been used in pacemakers, for example. They are becoming practical for more applications over time and are seemingly on the verge of appearing in consumer electronics. We shall see.

RTGs also do not use water. I suppose the watch batteries are essentially just tiny RTGs.

Conceivably you could use bimetallic strips to produce mechanical energy from the heat generation.

[–] ThePyroPython@lemmy.world 136 points 1 week ago (4 children)

So a nucler reactor is just a kettle with an extra spicy heating element?

[–] neidu3@sh.itjust.works 80 points 1 week ago (6 children)

Yes. Water + spicy rocks. Everything else is solar power, which is also nuclear power, but with the spiciness in the sky instead.

[–] Blackmist@feddit.uk 43 points 1 week ago (1 children)

Fun fact. Coal plants release more radioactive materials than nuclear plants.]

Except the ones that blew up. Those ones were extra spicy.

[–] chaogomu@lemmy.world 21 points 1 week ago (1 children)

Except, even then, an average coal plant will release more radioactive material over its lifetime than Fukushima did.

It's just Chernobyl that you have to top. And even then there are coal plants that come close.

Now, it's not apples to apples. Coal plants release uranium and thorium. Not ceasium and strontium.

But yeah, never go swimming in a coal plant ash pit. For more than the obvious reasons.

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[–] Robust_Mirror@aussie.zone 16 points 1 week ago (5 children)
  • Solar panels: Direct sky-spiciness to electricity conversion
  • Wind: Sky-spiciness made the air move
  • Hydroelectric: Sky-spiciness lifted the water up, gravity brings it down
  • Fossil fuels: Really old stored sky-spiciness from ancient plants
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[–] darthelmet@lemmy.world 55 points 1 week ago (5 children)

Not spicy. Everyone knows nuclear power is lemon-lime flavored.

[–] ThePyroPython@lemmy.world 36 points 1 week ago (1 children)

Taste: slightly metallic, not great, not terrible.

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[–] gamermanh@lemmy.dbzer0.com 20 points 1 week ago (1 children)

Cherenkov: The blue raspberry of nuclear radiation

[–] ThePyroPython@lemmy.world 15 points 1 week ago (2 children)

That moment when you take a drag of your Blue Raspberry vape and the dosimeter next to you maxes out.

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[–] Shiggles@sh.itjust.works 25 points 1 week ago (4 children)

Most power generation is just steam spinning turbines. Solar’s just weird. Wind cuts out the steam loop.

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[–] JackbyDev@programming.dev 98 points 1 week ago (2 children)

Reminds me of the meme using the Donnie Darko psychologist template.

Donnie: I made a new form of power generation.

Psychologist: New or steam?

Donnie: Steam...

[–] I_Has_A_Hat@lemmy.world 11 points 6 days ago (3 children)

The only truly new method of power generation we've made in the last 100 years has been photovoltaic cells. Everything else is just finding new ways to make turbines spin.

[–] antrosapien@lemmy.ml 1 points 5 days ago

That's just boiling water with extra steps

[–] aprl02@feddit.nl 1 points 5 days ago

That’s wrong statement

[–] JackbyDev@programming.dev 1 points 6 days ago

I've actually seen this same meme used in the opposite way where they did discover a new way but I don't remember enough information to find it. And I don't think it was talking about solar.

[–] Draegur@lemm.ee 18 points 1 week ago (4 children)

Steam implies water! What if we used some OTHER phase-change working fluid? :D

||(No idea what, though. my question is implied with a playful tone and is at least 50% facetious; any actual discussion that might result would be little more than a pleasant coincidence)||

[–] MehBlah@lemmy.world 25 points 1 week ago (1 children)

You want to see weird water look up super critical boilers. That stuff was nasty. A regular steam leak will set things on fire. That stuff would explode a broom. We looked for the leaks with straw brooms. You can't see steam in normal conditions. Only its effects.

[–] Benjaben@lemmy.world 18 points 1 week ago (9 children)

Blech, I've heard stories in my industrial automation days of people being clipped by invisible high pressure steam leaks. No frickin thank you, regular stovetop steam jacks me up frequently enough.

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[–] chaogomu@lemmy.world 15 points 1 week ago

Molten salt?

We can then use compressed CO2 in the place of steam to drive the turbine.

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[–] scrubbles@poptalk.scrubbles.tech 64 points 1 week ago* (last edited 1 week ago) (4 children)

It was interesting realizing that a lot of our power is still, at its core, a steam engine

[–] mosiacmango@lemm.ee 34 points 1 week ago* (last edited 1 week ago) (1 children)

We discovered a banger like 400 years ago and have held on tight until right about now with wind/solar/hydro.

Still going to be using them geothermal/fission/fusion for at least another 100 years though.

[–] Theoriginalthon@lemmy.world 26 points 1 week ago (6 children)

Hydro is just more dense steam, wind is less dense steam, it's steam engines all the way!

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[–] ShaggySnacks@lemmy.myserv.one 40 points 1 week ago (2 children)

This is reminds me of a quote from one of the Encased loading screens.

To paraphrase it "Power generation before was about turning a turbine with steam. Under the Dome we have this fancy technology that we use to.....turn a turbine with steam."

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[–] LegoBrickOnFire@lemmy.world 30 points 1 week ago (2 children)

They just found rocks that are naturally hot and boiled water with it... Engineering is a scam.

[–] Zink@programming.dev 9 points 6 days ago (3 children)

We have rocks that do math, transmit electricity, and fly us through the sky.

When you get reductive about the natural sciences it all just boils down to applied physics which is applied mathematics.

But engineering and technology? Applied geology.

(/s because I’m not going to acknowledge that geology is applied chemistry and so on)

[–] BastingChemina@slrpnk.net 6 points 6 days ago

You have to engrave special runes on these rocks for them to work.

I heard that some wizards on the remote island of Tayouan far east are very good at it.

[–] Hadriscus@lemm.ee 5 points 6 days ago (1 children)
[–] Zink@programming.dev 1 points 6 days ago

Haha exactly.

I remember thinking about science hierarchy or levels of abstraction way back in high school, but I’m glad that (like so many things) xkcd perfectly documented it.

[–] SirEDCaLot@lemmy.today 2 points 5 days ago

In a sense, you're right. And there's a bit of magic involved. If you cut a certain special rock into slices, engrave runes on one side of it, and inject lightning, the rock starts to think. I don't see how you can describe that as anything other than magic.

Sometimes we take the hot rocks and ship them to other planets too.

[–] halcyoncmdr@lemmy.world 28 points 1 week ago (11 children)

Nearly all power generation comes down to boiling water to steam which spins a turbine.

I can only think of two common exceptions off the top of my head. Solar is an exception and Hydro power is an exception ironically, that usually uses the vertical difference and gravity to spin the turbine.

[–] davidgro@lemmy.world 26 points 1 week ago (1 children)

Wind turbines also.

But some solar does focus it on a tower to make steam to drive a turbine.

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[–] FauxPseudo@lemmy.world 18 points 1 week ago

Nuclear power is just steampunk with magic rocks.

[–] Anticorp@lemmy.world 16 points 1 week ago (4 children)
[–] disguy_ovahea@lemmy.world 15 points 1 week ago

Errich, is the refrigerator running? This is Mike Hunt, and he's a rich.

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