| #1180 | Virus Venn Diagram | Mar 1, 2013 |
| #1179 | ISO 8601 | Feb 27, 2013 |
| #1178 | Pickup Artists | Feb 25, 2013 |
| #1177 | Time Robot | Feb 22, 2013 |
| #1176 | Those Not Present | Feb 20, 2013 |
| #1175 | Moving Sidewalks | Feb 18, 2013 |
| #1174 | App | Feb 15, 2013 |
| #1173 | Steroids | Feb 13, 2013 |
| #1172 | Workflow | Feb 11, 2013 |
| #1171 | Perl Problems | Feb 8, 2013 |
| #1170 | Bridge | Feb 6, 2013 |
| #1169 | Expedition | Feb 4, 2013 |
| #1168 | tar | Feb 1, 2013 |
| #1167 | Star Trek into Darkness | Jan 30, 2013 |
| #1166 | Argument | Jan 28, 2013 |
| #1165 | Amazon | Jan 25, 2013 |
| #1164 | Home Alone | Jan 23, 2013 |
| #1163 | Debugger | Jan 21, 2013 |
| #1162 | Log Scale | Jan 18, 2013 |
| #1161 | Hand Sanitizer | Jan 16, 2013 |
| #1160 | Drop Those Pounds | Jan 14, 2013 |
| #1159 | Countdown | Jan 11, 2013 |
| #1158 | Rubber Sheet | Jan 9, 2013 |
| #1157 | Sick Day | Jan 7, 2013 |
| #1156 | Conditioning | Jan 4, 2013 |
| #1155 | Kolmogorov Directions | Jan 2, 2013 |
| #1154 | Resolution | Dec 31, 2012 |
| #1153 | Proof | Dec 28, 2012 |
| #1152 | Communion | Dec 26, 2012 |
| #1151 | Tests | Dec 24, 2012 |
| #1150 | Dec 21, 2012 | |
| #1149 | Broomstick | Dec 19, 2012 |
| #1148 | Nothing to Offer | Dec 17, 2012 |
| #1147 | Evolving | Dec 14, 2012 |
| #1146 | Honest | Dec 12, 2012 |
| #1145 | Sky Color | Dec 10, 2012 |
| #1144 | Tags | Dec 7, 2012 |
| #1143 | Location | Dec 5, 2012 |
| #1142 | Coverage | Dec 3, 2012 |
| #1141 | Two Years | Nov 30, 2012 |
| #1140 | Calendar of Meaningful Dates | Nov 28, 2012 |
| #1139 | Rubber and Glue | Nov 26, 2012 |
| #1138 | Heatmap | Nov 23, 2012 |
| #1137 | LTR | Nov 21, 2012 |
| #1136 | Broken Mirror | Nov 19, 2012 |
| #1135 | Arachnoneurology | Nov 16, 2012 |
| #1134 | Logic Boat | Nov 14, 2012 |
| #1133 | Up Goer Five | Nov 12, 2012 |
| #1132 | Frequentists vs. Bayesians | Nov 9, 2012 |
| #1131 | Math | Nov 7, 2012 |