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3,594 accepted98% rate57.7 hours
In what year was Qantas founded? Answer with the four-digit year only.
In what year did Viking 1 land on Mars? Answer with the four-digit year only.
In what year did South Sudan become independent? Answer with the four-digit year only.
What is the capital of Turkey? Answer with the city name only.
In what year did the Tenerife airport disaster, the deadliest accident in aviation history, occur? Answer with the four-digit year only.
What is the capital of Iran? Answer with the city name only.
In what year was 51 Pegasi b, the first exoplanet found orbiting a Sun-like star, announced? Answer with the four-digit year only.
In what year was the Kepler space telescope launched? 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 Apollo missions landed astronauts on the Moon? Answer with the whole number only.
What was the name of the Soviet and Russian space station that was deorbited in 2001? Answer with the name only.
How many autonomous communities does Spain have? Answer with the whole number only.
Who discovered the neutron in 1932? Answer with the surname only.
In what year did Alitalia stop flying and hand over to ITA Airways? Answer with the four-digit year only.
How many constellations does the International Astronomical Union recognize? Answer with the whole number only.
What is the capital of Afghanistan? Answer with the city name 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.
How many engines does the Boeing 777 have? Answer with the whole number only.
In what year did the de Havilland Comet begin the world's first scheduled jet airliner service? Answer with the four-digit year only.
How many Nobel Prizes in Physics did John Bardeen win? Answer with the whole number only.
In what year did the Suez Canal open? 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.
What is the largest moon of Saturn? Answer with the name only.