Use the timeline below to select up to 20 seconds to watch or share.
2.77sDo you see a light, Homer? Yes.
2.33sMove into the light, my son.
1.93sOw!
2.94sHomer, this is your physician, Doctor julius Hibbert.
2.47sCan you tell us what it's like in there?
2.77sUm, it's like, uh--
2.7sDid anyone see the movie Tron?
0.5sNo.
0.6sNo.
0.13sNo.
0.1sNo.
0.44sNo.
0.4sNo.
0.4sNo.
0.3sNo.
0.94sNo.
0.14sNo.
0.83sNo.
1sYes.
1.83sEr, um, I mean, no. No.
1.84s
1.94sWell, where's my dad?
3.4sWell, it should be obvious to even the most dimwitted individual...
3.37swho holds an advanced degree in hyperbolic topology...
3.24sthat Homer Simpson has stumbled into...
2.4sthe third dimension.
2.17sSorry.
0.67s
0.87s
2.37sHere is an ordinary square.
2.57sWhoa! Whoa! Slow down, egghead.
4.57sBut suppose we extend the square beyond the two dimensions of our universe...
2.9salong the hypothetical "Z" axis there.