Comics! XKCD

Saturday, September 14, 2019 14/88299

Earth-Like Exoplanet: Fire is actually a potential biosignature, since it means something is filling the atmosphere with an unstable gas like oxygen. If we find a planet covered in flames, it might be an indicator that it supports life. Or used to, anyway, before the fire.

Wednesday, September 11, 2019 14/88274

Foucault Pendulum: Trust me, you don't want to get on the wrong side of the paramilitary enforcement arm of the International Earth Rotation and Reference Systems Service.

Monday, September 9, 2019 14/88251

Unreachable State: ERROR: We've reached an unreachable state. Anything is possible. The limits were in our heads all along. Follow your dreams.

Friday, September 6, 2019 14/88221

Cryptic Wifi Networks: They actually showed up on the first scan by the first WiFi-capable device.

Friday, August 30, 2019 14/88139

Nice To E-Meet You: I'm inside your head and I hate it. Please let me out.