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In what year was Star Alliance founded? Answer with the four-digit year only.
In what year did Yuri Gagarin become the first human in space? Answer with the four-digit year only.
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.
Who unified electricity, magnetism and light in a set of equations in the 1860s? Answer with the surname only.
What is the two-character IATA code of Cathay Pacific? Answer with the two-character code only.
In what year did LIGO record GW150914, the first direct detection of gravitational waves? Answer with the four-digit year only.
In what year did the Panama Canal open? Answer with the four-digit year only.
Lufthansa is headquartered in France. Answer true or false.
Saturn's average density is lower than that of water. Answer true or false.
What is the longest river in Asia? Answer with the English river name only, without the word River.
In what year did Edwin Hubble publish the relation between galaxy distance and recession velocity? Answer with the four-digit year only.
In what year did Brasilia become the capital of Brazil? Answer with the four-digit year only.
Which founder of Blue Origin also founded Amazon? Answer with the surname only.
What is the largest country in Africa by area? Answer with the country name only.
In what year was the kilogram redefined in terms of the Planck constant, taking effect on 20 May? Answer with the four-digit year only.
In what year was the Three Mile Island nuclear accident? Answer with the four-digit year only.
What is the largest moon in the Solar System? Answer with the name only.
What is the highest mountain in South America? Answer with the name only.
In what year did Henri Becquerel discover radioactivity? Answer with the four-digit year only.
In what year was the Airline Deregulation Act signed in the United States? Answer with the four-digit year only.
In which country is the city of Timbuktu? Answer with the country name only.
In what year did Isaac Newton die? Answer with the four-digit year only.
In what year was Neptune discovered? Answer with the four-digit year only.
What is the SI base unit of thermodynamic temperature? Answer with the unit name only, in lowercase.