T. Rex Evolution

XKCD 24 January, 2025

Unit Circle

XKCD 22 January, 2025

Chemical Formulas

XKCD 20 January, 2025

Human Altitude

XKCD 17 January, 2025

Uncanceled Units

XKCD 15 January, 2025

Radon

XKCD 13 January, 2025

Chess Zoo

XKCD 10 January, 2025

Trimix

XKCD 8 January, 2025

Features of Adulthood

XKCD 6 January, 2025