What exactly is kryptonite?
57132
Is kryptonite made of the element krypton?
143249
What is a "kernel" in plain English?
21685
How is Cycles different from Blender Internal?
47395
What exactly is light?
20428
What is ground and what does it do?
100441
What real-world substance most closely corresponds to mithril?
18041
Lock Superman Underground, how long till he loses his powers?
103415
What is AC actually?
156691
What makes up Midgard?
8028
Did Jor-El have intentions for Kal-El to recreate Krypton?
58785
How have Superman comics dealt with the Man of Steel, Woman of Kleenex problem?
92937
What exactly is 'Dark Matter'?
106762
What exactly is POSIX?
132886
What is the armor in the RDJ Iron Man's outfit made of?
107918
How does an ordinary object become radioactive?
70873
What is really instantaneous?
15027
What are quarks made of?