this post was submitted on 09 Apr 2025
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Science Memes

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[–] Gladaed@feddit.org 19 points 1 month ago (12 children)

Incorrect, if you aren't a bitch about it. Fuse that gasoline!

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[–] DarkDarkHouse@lemmy.sdf.org 81 points 1 month ago (2 children)

If we could consume uranium, you could have a teaspoon's worth and be done with eating for the rest of your life.

[–] VindictiveJudge@lemmy.world 151 points 1 month ago (1 children)

I think that's technically true regardless.

[–] Trollception@sh.itjust.works 24 points 1 month ago (5 children)

I wonder if that's actually factual or not. Uranium by itself isn't too terribly dangerous. It's the whole fission byproducts thing that's the buzz kill.

[–] SkyeStarfall@lemmy.blahaj.zone 9 points 1 month ago* (last edited 1 month ago) (3 children)

Radioactivity inside your body is very bad bad

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[–] KiwiHuman@lemm.ee 9 points 1 month ago

Also it depends on the isotope of uranium. Something you could find naturally isn't too dangerous, but something enriched too be used as fuel or for wepons is significantly more radioactive.

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[–] radio_free_asgarthr@hexbear.net 10 points 1 month ago

In recent developments, 10% of the US GDP is now allocated to producing Astronomy and Astrophysics plots. More news at 9.

[–] woodenghost@hexbear.net 3 points 1 month ago (1 children)

Wonder what that would look like the even more extreme case of matter-anti-matter?

By the way, energy density is exactly what you look for in bombs. It says nothing about energy prices per joule. It's also great for nuclear submarines or nuclear powered aircraft carriers. So war, basically. Light from the sun has a pretty low energy density, yet powers live on earth.

[–] ryannathans@aussie.zone 5 points 1 month ago (1 children)

The energy density of light from the sun is pretty insane. You can power a lot with 1kg of light

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[–] ThePyroPython@lemmy.world 13 points 1 month ago (1 children)

Yes boss, I did work out the dynamic range of that log amplifier we wanted to use in our next product's sensor PCB, it's 80dB.

The results are over here. (points to a roll of A-4 paper)

It has 40 data points and only took me 1 week, 10 pencils, and 20 erasers to plot the chart. Yeah I can present it, it'll take me 10 minutes to roll it out, pin it down, and fetch the A-frame ladder.

[–] qjkxbmwvz@startrek.website 4 points 1 month ago* (last edited 1 month ago) (1 children)

This is the real big brain hack with decibels


you can use a linear scale, it's just that the units are logarithmic instead.

(Yes I know most people would call a dB axis logarithmic, it's just a silly comment.)

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[–] bebabalula@feddit.dk 95 points 1 month ago (3 children)
[–] Empricorn@feddit.nl 3 points 1 month ago

I love book.

[–] xordos@lonestarlemmy.mooo.com 4 points 1 month ago

which is bigger? TREE(3) vs

((...(1 room of stacked papers ) room of paper) room of paper)...)) room of paper

The number of brackets in above expression is, eh, ok, you got the idea.

/s

[–] CaptainBlagbird@lemmy.dbzer0.com 27 points 1 month ago (2 children)

*Boo

(But having a book instead is always nice.)

[–] FooBarrington@lemmy.world 14 points 1 month ago (1 children)

I choose to believe it was meant as a warning, because GP is going to yeet a book at your head. But with a fair warning.

[–] Deebster@infosec.pub 4 points 1 month ago

Maybe it's like a yellow card and they've been booked.

[–] bebabalula@feddit.dk 8 points 1 month ago

I always use “book” as an insult. Especially since my phone autocorrect was updated…

[–] Terrarium@hexbear.net 8 points 1 month ago

Log scales are great but cannot be understood by the vast majority of people. They simply aren't taught to a level of comprehension.

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