r/fusion is a subreddit with 45k members. The community frequently discusses fusion, energy, research, plasma, and technology.
Discussion and news on advancements in the field of nuclear fusion energy and related technologies.
Popular Topics in r/fusion
#1
Fusion
182 posts
#2
Energy
69 posts
#3
Research
35 posts
#4
Plasma
25 posts
#5
Technology
24 posts
#6
Tokamak
23 posts
#7
Helion
23 posts
#8
Nuclear
19 posts
#9
China
14 posts
#10
Reactor
13 posts
Member Growth in r/fusion
Yearly
+11k members(31.9%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/fusion, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: September 19, 2026