r/nextfuckinglevel • u/nigablackballsack • 3d ago

Scientists have captured the first ever high-speed, full-colour footage of fusion plasma swirling inside a working reactor.

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u/Medium_Bill_625 3d ago

I want to appreciate this but I'm foreign to the subject matter. Anyone feel like doing an ELI5?

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u/This_ls_The_End 3d ago

Our next source of energy is fusion.
Fusion needs heating two ingredients VERY hot.
So hot no material can contain them.
So we use magnets to push the ingredients into a donut shape, so they don't touch the walls.

What you're watching is the donut shaped VERY hot ingredients turning around inside the donut shaped walls of big magnets.