By Date
"Kettu" a nuclear powered tank
26 comments
High efficiency lithium battery.
5 comments
Leviathan (Hover ship)
17 comments
Laser Sword (no void and no gravity!)
5 comments
Nicoll dyson mega weapon part 3
3 comments
Contest entry (Large N^2 bomb)
32 comments
...
63 comments
A better nuclear device for Zazkon08
5 comments
A "bomb" for contest.
1 comments
Plutonium Reactor
2 comments
Object 279 Soviet Super heavy
9 comments