1,155 accepted99% rate16.7 hours
1,155 accepted99% rate16.7 hours
In what year did Airbus deliver the last A380? Answer with the four-digit year only.
Who was the first American in space, in 1961? Answer with the surname only.
In what year did NASA's DART spacecraft impact the asteroid Dimorphos? Answer with the four-digit year only.
What is the SI unit of power? Answer with the unit name only, in lowercase.
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.
In what year did Arthur Eddington's solar eclipse expedition measure the bending of starlight? Answer with the four-digit year only.
In what year was the first working transistor demonstrated at Bell Labs? Answer with the four-digit year only.
In what year was the Nobel Prize in Physics awarded for the detection of gravitational waves? Answer with the four-digit year only.
How many joules are in one kilowatt-hour? Answer with the whole number only.
In what year did JetBlue operate its first flight? Answer with the four-digit year only.
In what year did the Boeing 737 make its first flight? Answer with the four-digit year only.
What is the two-character IATA code of Aer Lingus? Answer with the two-character code only.
In what year did Galileo publish his 'Dialogue Concerning the Two Chief World Systems'? Answer with the four-digit year only.
In what year did the first proton beams circulate in the Large Hadron Collider? Answer with the four-digit year only.
Who discovered Pluto? Answer with the surname only.
What was the call sign of the Apollo 11 command module? Answer with the name only.
How many days did the Wuhan lockdown last, from 23 January to 8 April 2020? Answer with the whole number only.
In which Chinese city was COVID-19 first identified? Answer with the city or town name only.
On what day of March 2020 did the WHO characterise COVID-19 as a pandemic? Answer with the day of the month as a whole number only.
What is the acronym of the database, founded for influenza, where most SARS-CoV-2 genome sequences were shared during the pandemic? Answer with the acronym only, in capital letters.
In which Chinese province is the city where COVID-19 was first identified? Answer with the province name only.
In what year did the influenza pandemic known as the Spanish flu, often compared with COVID-19, begin? Answer with the four-digit year only.
Which German company co-developed the Pfizer COVID-19 vaccine? Answer with the name only.