By Date
rifle new
0 comments
Shrapnel boom
0 comments
10^1076 year
2 comments
micro fusion reactor
1 comments
more compact antimatter reactor
0 comments
antimatter reactor
3 comments
advanced neutron solar panel
0 comments
trinity
2 comments
gas expansion rocket engine
24 comments
diamond and armour from it
0 comments
nano subframe emp
4 comments