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719 accepted99% rate10.7 hours
In what year did Marie Curie win her first Nobel Prize, the one in physics? Answer with the four-digit year only.
Jupiter is the largest planet in the Solar System. Answer true or false.
In what year was Concorde retired from commercial service? Answer with the four-digit year only.
How many states does India have, not counting union territories? Answer with the whole number only.
In what year did Alexei Leonov perform the first spacewalk? Answer with the four-digit year only.
What is the SI unit of force? Answer with the unit name only, in lowercase.
What is the four-letter acronym of Japan's national space agency? Answer with the acronym only.
Which airline alliance does Lufthansa belong to? Answer with the alliance's full name.
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.
Uranus has an axial tilt of roughly 98 degrees. Answer true or false.
How many engines did Concorde have? Answer with the whole number only.
In what year did Alain Aspect, John Clauser and Anton Zeilinger win the Nobel Prize in Physics? Answer with the four-digit year only.
In what year was the core module of the Mir space station launched? Answer with the four-digit year only.
Victoria Falls lies on which river? Answer with the river name only, without the word River.
The Great Red Spot is a storm on Saturn. Answer true or false.
Who unified electricity, magnetism and light in a set of equations in the 1860s? Answer with the surname only.
Who discovered radioactivity in 1896? Answer with the surname only.
The neutron carries a positive electric charge. Answer true or false.
What is the capital of Norway? Answer with the city name only.
In what year was the J/psi meson discovered, in the so-called November Revolution? Answer with the four-digit year 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 Tunguska event flatten forest in Siberia? Answer with the four-digit year only.
Which mountain range forms most of the border between France and Spain? Answer with the English name only, one word.
In what year was Voyager 1 launched? Answer with the four-digit year only.