XKCD Bot

https://mastodon.com.br/@xkcd

All work posted by this bot is (c) Randall Munroe and released under CC BY-NC 2.5.
Visit https://xkcd.com for more. Visit https://www.explainxkcd.com for explanation, transcript, and trivia.

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Last Notes

2026-07-20 16:15:12 UTC

#3274 - Arthurian Connector
https://media.mastodon.com.br/media_attachments/files/116/953/193/560/575/709/original/58ab5c2a63b71c0f.png

2026-07-07 21:02:41 UTC

What would a rainbow be like on Tatooine?
https://www.youtube.com/watch?v=BO8rOs05v48
#WhatIf

2026-04-13 22:15:06 UTC

#3232 - Countdown Standard
https://media.mastodon.com.br/media_attachments/files/116/399/702/437/418/365/original/deb3deb2af3cc305.png

2026-04-01 20:15:06 UTC

#3227 - Creation
https://media.mastodon.com.br/media_attachments/files/116/331/282/837/786/762/original/c4751d492620d843.png

2026-03-27 21:15:05 UTC

#3225 - Satellite Pollution
https://media.mastodon.com.br/media_attachments/files/116/303/207/156/088/411/original/f407e2d1e19b7c35.png

2026-02-20 20:00:07 UTC

#3210 - Eliminating the Impossible
https://media.mastodon.com.br/media_attachments/files/116/104/731/522/262/489/original/87cb82963e5505c6.png

2026-02-06 19:30:07 UTC

#3204 - Dinosaurs And Non-Dinosaurs
https://media.mastodon.com.br/media_attachments/files/116/025/341/124/685/160/original/b70fac7474ff9d5d.png

2026-02-02 16:15:05 UTC

#3202 - Groundhog Day Meaning
https://media.mastodon.com.br/media_attachments/files/116/001/925/021/902/084/original/af67fa63314dff8e.png

2026-01-14 20:00:07 UTC

#3194 - 16 Part Epoxy
https://media.mastodon.com.br/media_attachments/files/115/895/225/992/364/251/original/fb13396a2f1468d2.png

2025-12-31 22:15:05 UTC

#3188 - Anyone Else Here
https://media.mastodon.com.br/media_attachments/files/115/816/484/363/916/913/original/6b30f6d0254efb9b.png

2025-12-26 16:15:06 UTC

#3186 - Truly Universal Outlet
https://media.mastodon.com.br/media_attachments/files/115/786/757/289/806/360/original/9857e3bec940983d.png

2025-12-23 04:45:05 UTC

#3184 - Funny Numbers
https://media.mastodon.com.br/media_attachments/files/115/767/057/114/755/147/original/a36fa9d9f9bb6dac.png

2025-12-12 23:15:05 UTC

#3180 - Apples
https://media.mastodon.com.br/media_attachments/files/115/709/136/363/846/350/original/5efa023a2e8e4c1e.png

2025-12-09 02:15:05 UTC

#3178 - Hyperacute Interdynamics
https://media.mastodon.com.br/media_attachments/files/115/687/194/954/632/694/original/1d208962a2efd3c1.png

2025-11-24 21:30:09 UTC

#3172 - Fifteen Years
Please see https://www.explainxkcd.com/wiki/index.php/Main_Page for a detailed description of this one.
https://media.mastodon.com.br/media_attachments/files/115/606/802/082/795/266/original/4a738f15bbcb28a8.png

2025-11-20 01:45:05 UTC

#3170 - Service Outage
https://media.mastodon.com.br/media_attachments/files/115/579/493/103/540/490/original/5ea7a03df8a5bd46.png

2025-11-14 22:15:06 UTC

#3168 - Beam Dump
https://media.mastodon.com.br/media_attachments/files/115/550/355/853/088/692/original/de5ef7e6a58684ce.png

2025-11-12 19:45:09 UTC

#3167 - Car Size
https://media.mastodon.com.br/media_attachments/files/115/538/441/449/234/017/original/969ab3cf3bcca111.png

2025-11-05 21:00:12 UTC

#3164 - Metric Tip
https://media.mastodon.com.br/media_attachments/files/115/499/100/346/663/370/original/d1b11e7587b60b2b.png

2025-10-17 16:00:07 UTC

#3156 - Planetary Rings
https://media.mastodon.com.br/media_attachments/files/115/390/336/669/232/670/original/33583f65cf8e93b8.png

2025-10-15 20:15:06 UTC

#3155 - Physics Paths
https://media.mastodon.com.br/media_attachments/files/115/380/014/568/392/925/original/7dd91b34557e0bea.png

2025-10-02 00:30:06 UTC

#3149 - Measure Twice, Cut Once
https://media.mastodon.com.br/media_attachments/files/115/301/745/044/513/438/original/9b4c338a4d883fd3.png

2025-09-19 12:45:06 UTC

#3144 - Phase Changes
https://media.mastodon.com.br/media_attachments/files/115/231/025/106/363/965/original/ad7ab064da705415.png

2025-09-12 20:30:06 UTC

#3141 - Mantle Model
https://media.mastodon.com.br/media_attachments/files/115/193/217/386/068/825/original/69a0e14716f8b66a.png

2025-08-30 01:30:05 UTC

#3135 - Sea Level
https://media.mastodon.com.br/media_attachments/files/115/115/124/668/782/224/original/de019df32d05def2.png

2025-08-26 04:00:07 UTC

#3133 - Dual Roomba
https://media.mastodon.com.br/media_attachments/files/115/093/065/334/978/644/original/994bf85e1dcc23fc.png

2025-08-08 19:15:05 UTC

#3126 - Disclaimer
https://media.mastodon.com.br/media_attachments/files/114/994/741/589/859/217/original/655dc897d9a99364.png

2025-08-06 21:45:06 UTC

#3125 - Snake-in-the-Box Problem
https://media.mastodon.com.br/media_attachments/files/114/984/006/800/388/124/original/acc6e9905e465216.png

2025-08-04 20:45:04 UTC

#3124 - Grounded
https://media.mastodon.com.br/media_attachments/files/114/972/446/198/706/681/original/70677e4171a26ec2.png

2025-07-30 19:45:05 UTC

#3122 - Bad Map Projection: Interrupted Spheres
https://media.mastodon.com.br/media_attachments/files/114/943/898/704/435/931/original/d506ba9389186e8d.png

2025-07-25 20:15:04 UTC

#3120 - Geologic Periods
https://media.mastodon.com.br/media_attachments/files/114/915/705/106/211/883/original/24d32f0b4a383d65.png

2025-07-23 19:15:04 UTC

#3119 - Flettner Rotor
https://media.mastodon.com.br/media_attachments/files/114/904/144/578/572/197/original/8688559c67ecb3d8.png

2025-07-15 04:00:08 UTC

#3115 - Unsolved Physics Problems
https://media.mastodon.com.br/media_attachments/files/114/855/248/420/820/827/original/f214038d1cbf726c.png

2025-07-09 20:15:09 UTC

#3113 - Fix This Sign
https://media.mastodon.com.br/media_attachments/files/114/825/108/459/279/742/original/8a8fed4deadd6c94.png

2025-07-07 19:45:06 UTC

#3112 - Geology Murder
https://media.mastodon.com.br/media_attachments/files/114/813/665/680/093/821/original/b1ed8a783d1f8f37.png

2025-06-30 12:15:07 UTC

#3109 - Dehumidifier
https://media.mastodon.com.br/media_attachments/files/114/772/260/020/661/649/original/2c4860898735f03e.png

2025-06-21 15:16:57 UTC

#3105 - Interoperability
https://media.mastodon.com.br/media_attachments/files/114/722/014/299/048/857/original/cf4f34ef19d25527.png

2025-06-16 18:30:07 UTC

#3103 - Exoplanet System
https://media.mastodon.com.br/media_attachments/files/114/694/462/310/849/831/original/f59b413256b7fc76.png

2025-06-11 22:00:10 UTC

#3101 - Good Science
https://media.mastodon.com.br/media_attachments/files/114/666/976/659/772/096/original/02297dae105be390.png

2025-06-09 21:30:08 UTC

#3100 - Alert Sound
https://media.mastodon.com.br/media_attachments/files/114/655/533/958/058/512/original/e01783acb52a2da1.png

2025-05-31 01:30:09 UTC

#3096 - Check Engine
https://media.mastodon.com.br/media_attachments/files/114/599/854/632/554/935/original/0a1b488d71b45d74.png

2025-05-27 03:30:08 UTC

#3094 - Mass Spec
https://media.mastodon.com.br/media_attachments/files/114/577/677/216/597/444/original/d634b0a7f44ec2ba.png

2025-05-14 18:30:07 UTC

#3089 - Modern
https://media.mastodon.com.br/media_attachments/files/114/507/606/100/960/222/original/9fdf49dd3d64aa93.png

2025-05-09 21:30:08 UTC

#3087 - Pascal's Law
https://media.mastodon.com.br/media_attachments/files/114/480/002/401/678/177/original/f4f4a503d8e6b54e.png

2025-05-03 00:00:12 UTC

#3084 - Unstoppable Force and Immovable Object
https://media.mastodon.com.br/media_attachments/files/114/440/956/245/429/224/original/daffc762ebe892db.png

2025-04-25 15:30:07 UTC

#3081 - PhD Timeline
https://media.mastodon.com.br/media_attachments/files/114/399/314/408/616/285/original/7db7b6e68a454e3c.png

2025-04-23 23:30:08 UTC

#3080 - Tennis Balls
https://media.mastodon.com.br/media_attachments/files/114/389/877/206/533/238/original/7e7951385d8ae9a6.png

2025-04-08 00:00:08 UTC

#3073 - Tariffs
https://media.mastodon.com.br/media_attachments/files/114/299/398/264/539/426/original/4b9a8af4b0436e0f.png

2025-03-17 16:15:06 UTC

#3064 - Lungfish
https://media.mastodon.com.br/media_attachments/files/114/178/661/166/507/311/original/12eca99d7338fb96.png

2025-02-26 14:15:06 UTC

#3056 - RNA
https://media.mastodon.com.br/media_attachments/files/114/070/605/398/711/156/original/617e8d21db9061cb.png

2025-02-10 22:15:09 UTC

#3049 - Incoming Asteroid
https://media.mastodon.com.br/media_attachments/files/113/981/896/048/258/235/original/7424074aef29b64b.png

2025-02-07 22:15:07 UTC

#3048 - Suspension Bridge
https://media.mastodon.com.br/media_attachments/files/113/964/908/987/054/775/original/56d1f9bb5e8e544b.png

2025-02-04 02:45:08 UTC

#3046 - Stromatolites
https://media.mastodon.com.br/media_attachments/files/113/943/321/464/698/587/original/2a41dcafe3c94bd3.png

2025-01-06 21:15:05 UTC

#3034 - Features of Adulthood
https://media.mastodon.com.br/media_attachments/files/113/783/478/998/148/801/original/7f7de9313aeed53b.png

2024-12-30 22:30:05 UTC

#3031 - Time Capsule Instructions
https://media.mastodon.com.br/media_attachments/files/113/744/137/766/505/884/original/114b8067504fded6.png

2024-12-26 01:00:09 UTC

#3029 - Sun Avoidance
https://media.mastodon.com.br/media_attachments/files/113/716/416/261/689/396/original/e2325eeb2b80e58b.png

2024-12-11 21:45:11 UTC

#3023 - The Maritime Approximation
https://media.mastodon.com.br/media_attachments/files/113/636/376/893/946/384/original/079184081fb6acdd.png

2024-11-09 05:00:06 UTC

#3009 - Number Shortage
https://media.mastodon.com.br/media_attachments/files/113/451/231/213/610/781/original/096cbd87299cd7bd.png

2024-10-21 23:00:08 UTC

#3001 - Temperature Scales
https://media.mastodon.com.br/media_attachments/files/113/347/894/123/446/612/original/26b0a12141e35e2a.png

2024-10-05 01:15:06 UTC

#2994 - Númenor Margaritaville
https://media.mastodon.com.br/media_attachments/files/113/252/165/639/507/734/original/d4aee78d8863612a.png

2024-09-30 19:45:05 UTC

#2992 - UK Coal
https://media.mastodon.com.br/media_attachments/files/113/228/218/721/205/943/original/792d576abb82932f.png

2024-09-27 19:45:06 UTC

#2991 - Beamsplitters
https://media.mastodon.com.br/media_attachments/files/113/211/231/844/190/179/original/7aa4586f1ab87acf.png

2024-09-25 19:00:08 UTC

#2990 - Late Cenozoic
https://media.mastodon.com.br/media_attachments/files/113/199/730/392/986/412/original/9efbbb14370478c9.png

2024-08-28 20:30:08 UTC

#2978 - Stranded
https://media.mastodon.com.br/media_attachments/files/113/041/539/591/043/200/original/3a100d9a3d660672.png

2024-08-19 20:00:09 UTC

#2974 - Storage Tanks
https://media.mastodon.com.br/media_attachments/files/112/990/460/877/687/691/original/0e790ca5804d5772.png

2024-08-16 19:45:07 UTC

#2973 - Ferris Wheels
https://media.mastodon.com.br/media_attachments/files/112/973/414/844/056/433/original/3b6646b2c4e8942a.png

2024-02-24 02:15:07 UTC

#2898 - Orbital Argument
https://media.mastodon.com.br/media_attachments/files/111/984/044/105/892/593/original/5ac8bc753f846e59.png