What If?: Serious Scientific Answers to Absurd Hypothetical Questions

by Randall Munroe

The dynamics of really huge rocky planets aren’t often analyzed, since there’s no obvious way that they could form; anything that large will have enough gravity to gather hydrogen and helium during planet formation and become a gas giant.

On January 18, 2012, Wikipedia blacked out all its pages to protest proposed Internet-freedom-limiting laws.

Many newly independent British colonies joined the Commonwealth of Nations. Some of them, like Canada and Australia, have Queen Elizabeth as their official monarch. However, they are independent states that happen to have the same queen; they are not part of any empire.1

Thank you to my family for teaching me to answer absurd questions by spending so many years patiently answering mine.