About 29 results for "UC6IxnFzHofFJ5X2PycSMsww"

What if the Earth rotated 90 degrees?

xkcd's What If? • Apr 2, 2025

What if you built a billion-story building?

xkcd's What If? • Feb 11, 2025

What if everyone pointed a laser at the moon?

xkcd's What If? • Nov 13, 2024

What if a glass of water were LITERALLY half empty?

xkcd's What If? • Sep 25, 2024

If all humans died, when would the last light go out?

xkcd's What If? • Jun 6, 2024