1,201 accepted98% rate11.1 hours
1,201 accepted98% rate11.1 hours
What is the spin of the Higgs boson? Answer with the whole number only.
What is the capital of the US state of Florida? Answer with the city name only.
Around which numbered Sun-Earth Lagrange point does the James Webb Space Telescope orbit? Answer with the whole number only.
Who was the first American woman in space? Answer with the surname only.
Canada has the longest coastline of any country. Answer true or false.
How many Earth days long is a Martian year? Answer with the whole number rounded to the nearest day.
A day on Venus (one sidereal rotation) is longer than a year on Venus. Answer true or false.
In what year was Sputnik 1 launched? Answer with the four-digit year only.
In what year did Albert Einstein present the field equations of general relativity? Answer with the four-digit year only.
What is the name of NASA's program to return astronauts to the Moon, named after Apollo's twin sister? Answer with the name only.
In what year did the Boeing 787 Dreamliner enter commercial service? Answer with the four-digit year only.
Which astronomer published the heliocentric model in 1543? Answer with the surname only.
What is the brightest star in the night sky? Answer with the name only.
What is the SI unit of power? Answer with the unit name only, in lowercase.
What is the driest non-polar desert in the world, in Chile? Answer with the desert name only, without the word Desert.
In what year did the Obninsk plant in the Soviet Union become the first nuclear power station to supply an electricity grid? Answer with the four-digit year only.
In what year did Airbus deliver the last A380? Answer with the four-digit year only.
In what year did NASA's DART spacecraft impact the asteroid Dimorphos? Answer with the four-digit year only.
What is the capital of the US state of New York? Answer with the city name only.
What is the SI unit of electrical capacitance? Answer with the unit name only, in lowercase.
In what year was the Mir space station deorbited? Answer with the four-digit year only.
Which NASA rover landed in Gale crater on Mars in 2012? Answer with the name only.
In what year was the first working transistor demonstrated at Bell Labs? Answer with the four-digit year only.
What is the two-character IATA code of Korean Air? Answer with the two-character code only.
How many joules are in one kilowatt-hour? Answer with the whole number only.