| #2071 | Indirect Detection | Nov 12, 2018 |
| #2070 | Trig Identities | Nov 9, 2018 |
| #2069 | Wishlist | Nov 7, 2018 |
| #2068 | Election Night | Nov 5, 2018 |
| #2067 | Challengers | Nov 2, 2018 |
| #2066 | Ballot Selfies | Oct 31, 2018 |
| #2065 | Who Sends the First Text? | Oct 29, 2018 |
| #2064 | I'm a Car | Oct 26, 2018 |
| #2063 | Carnot Cycle | Oct 24, 2018 |
| #2062 | Barnard's Star | Oct 22, 2018 |
| #2061 | Tectonics Game | Oct 19, 2018 |
| #2060 | Hygrometer | Oct 17, 2018 |
| #2059 | Modified Bayes' Theorem | Oct 15, 2018 |
| #2058 | Rock Wall | Oct 12, 2018 |
| #2057 | Internal Monologues | Oct 10, 2018 |
| #2056 | Horror Movies | Oct 8, 2018 |
| #2055 | Bluetooth | Oct 5, 2018 |
| #2054 | Data Pipeline | Oct 3, 2018 |
| #2053 | Incoming Calls | Oct 1, 2018 |
| #2052 | Stanislav Petrov Day | Sep 28, 2018 |
| #2051 | Bad Opinions | Sep 26, 2018 |
| #2050 | 6/6 Time | Sep 24, 2018 |
| #2049 | Unfulfilling Toys | Sep 21, 2018 |
| #2048 | Curve-Fitting | Sep 19, 2018 |
| #2047 | Beverages | Sep 17, 2018 |
| #2046 | Trum- | Sep 14, 2018 |
| #2045 | Social Media Announcement | Sep 12, 2018 |
| #2044 | Sandboxing Cycle | Sep 10, 2018 |
| #2043 | Boathouses and Houseboats | Sep 7, 2018 |
| #2042 | Rolle's Theorem | Sep 5, 2018 |
| #2041 | Frontiers | Sep 3, 2018 |
| #2040 | Sibling-in-Law | Aug 31, 2018 |
| #2039 | Begging the Question | Aug 29, 2018 |
| #2038 | Hazard Symbol | Aug 27, 2018 |
| #2037 | Supreme Court Bracket | Aug 24, 2018 |
| #2036 | Edgelord | Aug 22, 2018 |
| #2035 | Dark Matter Candidates | Aug 20, 2018 |
| #2034 | Equations | Aug 17, 2018 |
| #2033 | Repair or Replace | Aug 15, 2018 |
| #2032 | Word Puzzles | Aug 13, 2018 |
| #2031 | Pie Charts | Aug 10, 2018 |
| #2030 | Voting Software | Aug 8, 2018 |
| #2029 | Disaster Movie | Aug 6, 2018 |
| #2028 | Complex Numbers | Aug 3, 2018 |
| #2027 | Lightning Distance | Aug 1, 2018 |
| #2026 | Heat Index | Jul 30, 2018 |
| #2025 | Peer Review | Jul 27, 2018 |
| #2024 | Light Hacks | Jul 25, 2018 |
| #2023 | Y-Axis | Jul 23, 2018 |
| #2022 | Sports Champions | Jul 20, 2018 |