Iceland

XKCD 29 December, 2023

Supersymmetry

XKCD 27 December, 2023

Hydrothermal Vents

XKCD 25 December, 2023

Definitely

XKCD 22 December, 2023

Love Songs

XKCD 20 December, 2023

Puzzles

XKCD 18 December, 2023

Label the States

XKCD 15 December, 2023

DateTime

XKCD 13 December, 2023

Snow

XKCD 11 December, 2023