1,166 accepted95% rate18.4 hours
Who directed the Los Alamos laboratory during the Manhattan Project? Answer with the surname only.
Who founded JetBlue? Answer with the surname only.
What is the largest moon of Neptune? Answer with the name only.
How many engines did the Boeing 727 have? Answer with the whole number only.
How many people have walked on the Moon? Answer with the whole number only.
Who formulated the uncertainty principle in quantum mechanics? Answer with the surname only.
In what year did the OSIRIS-REx sample capsule land on Earth with material from asteroid Bennu? Answer with the four-digit year only.
How many spacetime dimensions does superstring theory require? Answer with the whole number only.
How many kilometers long is each arm of a LIGO interferometer? Answer with the whole number only.
What is the capital of the US state of Illinois? Answer with the city name only.
Who founded Virgin Atlantic? Answer with the surname only.
In what year did the Ingenuity helicopter make the first powered flight on Mars? Answer with the four-digit year only.
Which airport handled the most passengers in the world in 2024? Answer with the city name only.
In what year was Qantas founded? Answer with the four-digit year only.
In what year did Namibia become independent? Answer with the four-digit year only.
In what year was Cathay Pacific founded? Answer with the four-digit year only.
How many autonomous communities does Spain have? Answer with the whole number only.
At which cosmodrome in Kazakhstan did Gagarin's flight launch? Answer with the name only.
In what year did Charles Lindbergh fly solo nonstop from New York to Paris? Answer with the four-digit year only.
In which country is Angel Falls, the world's highest uninterrupted waterfall? Answer with the country name only.
In what year did the Tata Group take back control of Air India from the government? Answer with the four-digit year only.
Jupiter is the largest planet in the Solar System. Answer true or false.
In what year did Alexei Leonov perform the first spacewalk? Answer with the four-digit year only.
What is the IATA code of Hartsfield-Jackson Atlanta International Airport? Answer with the three-letter code only.
What is the four-letter acronym of Japan's national space agency? Answer with the acronym only.