1,448 accepted99% rate19.9 hours
1,448 accepted99% rate19.9 hours
In what year was Copernicus's 'De revolutionibus orbium coelestium' published? Answer with the four-digit year only.
How many career home runs did Barry Bonds hit in Major League Baseball? Answer with the whole number only.
In which US city did the Francis Scott Key Bridge collapse in March 2024? Answer with the city name only.
In what year did Marie Curie die? Answer with the four-digit year only.
In what year did Russia launch its full-scale invasion of Ukraine? Answer with the four-digit year only.
In what year did the American Civil War begin? Answer with the four-digit year only.
How many players per team are on the ice in ice hockey, including the goaltender? Answer with the whole number only.
Which club won the 2024-25 English Premier League? Answer with the club or team name only.
How many men's major golf championships has Tiger Woods won? Answer with the whole number only.
At what block height did the April 2024 bitcoin halving occur? Answer with the whole number only.
In what year did Israel declare independence? Answer with the four-digit year only.
How many Grand Slam singles titles has Novak Djokovic won as of the end of 2024? Answer with the whole number only.
The Francis Scott Key Bridge that collapsed in 2024 was in Boston. Answer true or false.
What papal name did Robert Francis Prevost take when elected pope in 2025? Answer with the name only, without the regnal number.
Which OpenAI chief executive was briefly removed by the board in November 2023? Answer with the surname only.
In what year did Alexander Fleming discover penicillin? Answer with the four-digit year only.
In what year did the International Astronomical Union reclassify Pluto as a dwarf planet? Answer with the four-digit year only.
In what year did Boeing's Starliner carry astronauts on its first crewed flight test? Answer with the four-digit year only.
In what year were the Camp David Accords signed? Answer with the four-digit year only.
Bats are mammals. Answer true or false.
In what year did Hawaii become a US state? Answer with the four-digit year only.
How many hydrogen atoms are in one molecule of methane? Answer with the whole number only.
How many chemical elements are in the periodic table as currently named and confirmed by IUPAC? Answer with the whole number only.
Manchester City won four consecutive Premier League titles from 2020-21 to 2023-24. Answer true or false.
In what year did Finland join NATO? Answer with the four-digit year only.