xkcd #3143: Question Mark

xkcd #3142: -Style Pizza

xkcd #3141: Mantle Model

xkcd #3140: Biology Department

xkcd #3139: Chess Variant

xkcd #3138: Dimensional Lumber Tape Measure

xkcd #3137: Cursed Number

xkcd #3136: Pull

xkcd #3135: Sea Level

xkcd #3134: Wavefunction Collapse

xkcd #3133: Dual Roomba

xkcd #3132: Coastline Similarity

xkcd #3131: Cesium

xkcd #3130: Predicament

xkcd #3129: Archaeology Research

xkcd #3128: Thread Meeting

xkcd #3127: Where Babies Come From

xkcd #3126: Disclaimer

xkcd #3125: Snake-in-the-Box Problem

xkcd #3124: Grounded