What is the only letter that doesn’t appear in any U.S. state name?
Q
Which prehistoric monument’s purpose is still debated, though it aligns with solstices?
Stonehenge
What paradox involves a cat that is simultaneously alive and dead until observed?
Schrödinger’s Cat
Who was the only U.S. president to serve two non-consecutive terms?
Grover Cleveland
Which movie won the first Academy Award for Best Picture in 1929?
Wings
Which country has the world’s longest official place name, with 85 characters?
New Zealand
What is the name of the ancient city buried under volcanic ash in 79 AD?
Pompeii
Which paradox suggests that the probability of something happening can be different depending on how the problem is framed, often seen in statistics?
Monty Hall Problem
The “Dancing Plague” in 1518 struck which European city?
Strasbourg
What artist holds the record for the most Grammy Awards won in a single night?
Beyoncé
In 1962, a computer predicted the end of the world by 2000—but it was off by several centuries. Which device was this?
The IBM 7090 computer
Which civilization mysteriously abandoned its major cities in the American Southwest around 1300 AD?
Ancestral Puebloans / Anasazi
What is the name of the theory stating that time travel could allow paradoxes, like killing your own grandfather before your parent was born?
Grandfather Paradox
Which African country was never colonized by a European power, aside from brief Italian occupation in WWII?
Ethiopia
Which TV series was the first to air in color in the United States?
The Colgate Comedy Hour
Which famous painting was stolen from the Louvre in 1911 and remained missing for two years?
The Mona Lisa
The Voynich Manuscript is written in a language that no one has definitively decoded. Around what century was it created?
15th century
Which thought experiment imagines a ship gradually having all its parts replaced—questioning if it’s still the same ship?
Ship of Theseus
What ancient trade route connected China to the Mediterranean?
The Silk Road
Who is the only actor to play both James Bond and a Batman live-action film?
George Lazenby
What is the rarest naturally occurring element on Earth, often worth more than gold per gram?
Astatine
Which ancient civilization built the massive, precise stone structures at Puma Punku in Bolivia?
Tiwanaku
In physics, what principle states that certain pairs of properties (like position and momentum) cannot both be known exactly?
Heisenberg Uncertainty Principle
Who was the last monarch of the Kingdom of Hawaii before it was overthrown?
Queen Liliʻuokalani
What was the first video game to be played in space?
Tetris