2
To get Atlantic Trivia in your inbox every day, sign up for The Atlantic Daily — and don’t forget to check Instagram Stories tomorrow for more questions.
Monday, November 10, 2025
- What D.C.-area building is famous for, among other things, its 17.5 miles of hallways?
- In 1610, Galileo Galilei discovered four of these belonging to Jupiter, but scientists now say it possesses 97 of them. What are they?
- What are the names of the two U.S. lottery drawings that have now crossed the billion-dollar benchmark multiple times?
Answers:
- The Pentagon. Staff writer Nancy A. Youssef, who has reported on the Defense Department for 18 years, will be seeing somewhat less of those hallways after leadership recently evicted most of the press corps from the building. The biggest loser here, however, is the public, she writes. Read more.
- Moons. The 97 number is at least a little fungible in the sense that even in all the centuries since Galileo, scientists still haven’t settled on what a moon really is, assistant editor Lila Shroff writes. In the uncertainty, quasi-moons, mini-moons, and moonlets abound. Read more.
- Mega Millions and Powerball. Jackpots grow to that ungodly size when lots of people buy tickets, and lots of people buy tickets when they overweight low-probability events, and people always overweight low-probability events. Judd Kessler writes that the fallacy might provide misguided hope that housing lotteries will solve the affordability crisis when there’s actually just not enough stock to go around. Read more.
How did you do? Come back tomorrow for more questions, and if you think up a great one after reading an Atlantic story, send it my way at [email protected].
