Slingshots

XKCD 4 September, 2024

Lava Lakes

XKCD 2 September, 2024

Sky Alarm

XKCD 30 August, 2024

Stranded

XKCD 28 August, 2024

Three Kinds of Research

XKCD 26 August, 2024

Time Traveler Causes of Death

XKCD 23 August, 2024

Classical Periodic Table

XKCD 21 August, 2024

Storage Tanks

XKCD 19 August, 2024

Ferris Wheels

XKCD 16 August, 2024