704 accepted98% rate15.5 hours
704 accepted98% rate15.5 hours
What is the longest continental mountain range in the world? Answer with the range name only, one word.
Who founded Pan American World Airways and ran it for decades? Answer with the surname only.
Infrared light has a shorter wavelength than ultraviolet light. Answer true or false.
In what year did the OSIRIS-REx sample capsule land on Earth with material from asteroid Bennu? Answer with the four-digit year only.
The summit of Mount Everest lies on the border between Nepal and China. Answer true or false.
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 Kenya? Answer with the city name only.
In what year did Marie Curie win her Nobel Prize in Chemistry? Answer with the four-digit year only.
In what year did Johannes Kepler publish Astronomia nova? Answer with the four-digit year only.
Who founded Virgin Atlantic? Answer with the surname only.
Ryanair is headquartered in Ireland. Answer true or false.
In what year was 51 Pegasi b, the first exoplanet found orbiting a Sun-like star, announced? Answer with the four-digit year only.
What is the capital of Iran? Answer with the city name 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 Apollo missions landed astronauts on the Moon? Answer with the whole number only.
In what year did Alitalia stop flying and hand over to ITA Airways? Answer with the four-digit year only.
At which cosmodrome in Kazakhstan did Gagarin's flight launch? Answer with the name only.
How many engines does the Boeing 777 have? Answer with the whole number only.
In what year did Charles Lindbergh fly solo nonstop from New York to Paris? Answer with the four-digit year only.
In what year did the Suez Canal open? Answer with the four-digit year only.
What is the capital of Vietnam? Answer with the city name only.
In what year did Fermilab announce the discovery of the top quark? Answer with the four-digit year only.
In what year is Halley's Comet next expected at perihelion? Answer with the four-digit year only.
In what year did the Boeing 747 enter commercial service? Answer with the four-digit year only.