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In what year did the Suez Canal open? Answer with the four-digit year only.
In what year did the Tata Group take back control of Air India from the government? Answer with the four-digit year only.
What is the largest moon of Saturn? Answer with the name only.
In what year did Fermilab announce the discovery of the top quark? Answer with the four-digit year 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.
Delta Air Lines is a member of the oneworld alliance. Answer true or false.
In what year did Marie Curie win her first Nobel Prize, the one in physics? Answer with the four-digit year only.
In what year did Heike Kamerlingh Onnes discover superconductivity? Answer with the four-digit year only.
What is the standard mains frequency of the electricity grid in continental Europe, in hertz? Answer with the whole number only.
How many states does India have, not counting union territories? Answer with the whole number only.
What is the IATA code of Hartsfield-Jackson Atlanta International Airport? Answer with the three-letter code only.
What is the SI unit of force? Answer with the unit name only, in lowercase.
Airport code KEF belongs to the main international airport of which country? Answer with the country name only.
In what year was sovereignty over Macau transferred from Portugal to China? Answer with the four-digit year only.
Which airline alliance does Lufthansa belong to? Answer with the alliance's full name.
Uranus has an axial tilt of roughly 98 degrees. Answer true or false.
Sydney is the capital of Australia. Answer true or false.
In what year was the core module of the Mir space station launched? Answer with the four-digit year only.
How many engines did Concorde have? Answer with the whole number only.
Which European country occupies most of the Jutland peninsula? Answer with the country name only.
The Great Red Spot is a storm on Saturn. Answer true or false.
What is the capital of Australia? Answer with the city name only.
Who discovered radioactivity in 1896? Answer with the surname only.
What is the capital of Norway? Answer with the city name only.
In what year did Virgin Atlantic operate its first flight? Answer with the four-digit year only.