589 accepted99% rate4.0 hours
589 accepted99% rate4.0 hours
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 did Max Planck present his quantum hypothesis for black-body radiation? 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.
Airport code ORD belongs to the main international airport of which US city? Answer with the city name only.
What is the IATA code of Tokyo Haneda Airport? Answer with the three-letter code only.
In what year did Apollo 11 land on the Moon? Answer with the four-digit year only.
In what year did Chang'e 4 make the first soft landing on the far side of the Moon? Answer with the four-digit year only.
In what year was Richard Feynman awarded the Nobel Prize in Physics? 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 is the SI unit of radioactivity? Answer with the unit name only, in lowercase.
The RECOVERY trial found that hydroxychloroquine reduced deaths in hospitalised COVID-19 patients. Answer true or false.
The 2020 Glastonbury Festival, its 50th anniversary year, was cancelled. Answer true or false.
On what day of March 2020 did the US declare a national emergency over COVID-19? Answer with the day of the month as a whole number only.
How many days apart were the two primary doses of the Moderna vaccine? Answer with the whole number only.
In what year did Paxlovid receive US emergency use authorisation? Answer with the four-digit year only.
In which German city is BioNTech headquartered? Answer with the city or town name only.
Which NIH scientist was a lead designer of the Moderna vaccine's spike antigen? Answer with the surname only.
What is the medical term for the loss of the sense of taste? Answer with one word only, in lowercase.
Do rapid lateral flow COVID-19 tests detect viral antigen or viral RNA? Answer with 'antigen' or 'RNA' only.
Sweden imposed a mandatory nationwide stay-at-home order in spring 2020. Answer true or false.
Which club won the 2019-20 Premier League, completed after a three-month COVID-19 pause? Answer with the club name only.
What is the Pango lineage designation of the Delta variant? Answer with the lineage code only, e.g. 'A.1.2'.