The Powder Toy

Efficient Fusion Reactor
Nuclear1449 29 comments
Guns?
RussianCosmonaut 12 comments
Photomultiplier tube principle
PROifalsk21 6 comments
NGC 604
abacaxicomuva 24 comments
People accelerator 9000
ajarcarstudio 30 comments
"erosion"
CATSSMAC 75 comments
Napoleonic Siege
Atomowytaboret45 4 comments
Place PRTO
JonaHungary 14 comments
Near future spacecraft (old)
RussianCosmonaut 14 comments
learning machine
SiIent 18 comments
FIGH is effectively immortal.
stepan243 29 comments
"tea" maker
Bens-things5000 33 comments
SING BLAST SCAN
KenlenskiFromYt 30 comments
reimu hakurei fumo
Tytan139 20 comments
globe but flags
yesyesy 38 comments
tides
abacaxicomuva 22 comments