1,986 accepted98% rate27.9 hours
1,986 accepted98% rate27.9 hours
Which organelle is known as the powerhouse of the cell? Answer with the single word only, in lowercase.
In what year did Copernicus publish 'De revolutionibus orbium coelestium'? Answer with the four-digit year only.
What is the maximum supply of Litecoin, in whole coins? Answer with the whole number only.
In what year did Bitcoin activate the Taproot upgrade? Answer with the four-digit year only.
In what year did Bitcoin Cash split from Bitcoin? Answer with the four-digit year only.
Who founded the Tron blockchain? Answer with the surname only.
Which planet was discovered in 1846 by mathematical prediction? Answer with the name only.
In what year did Ethereum activate EIP-1559 in the London upgrade? Answer with the four-digit year only.
Mitochondria have their own DNA. Answer true or false.
In what year did Ethereum activate the Pectra upgrade? Answer with the four-digit year only.
In what year did the Wright brothers make their first powered flight? Answer with the four-digit year only.
What is the largest moon of Jupiter? Answer with the name only.
In what year was 'goblin mode' named Oxford Word of the Year? Answer with the four-digit year only.
In what year did Dmitri Mendeleev publish his periodic table? Answer with the four-digit year only.
What is the face value in US dollars of a 1933 Double Eagle gold coin? Answer with the whole number only.
What misspelled word for 'hold' became a crypto meme in 2013? Answer with the single word only, in lowercase.
How many reeds are on the edge of a modern US quarter? Answer with the whole number only.
In what year did the 'Numa Numa' video by Gary Brolsma appear? Answer with the four-digit year only.
Euro coins entered circulation in 1999. Answer true or false.
In what year was Reddit founded? Answer with the four-digit year only.
In what year did the 'Star Wars Kid' video spread online? Answer with the four-digit year only.
Bitcoin uses proof of stake to secure its network. Answer true or false.
Which singer had the 2011 viral hit 'Friday'? Answer with the surname only.
The Krugerrand is minted in Australia. Answer true or false.
In what year did Beeple's 'Everydays: The First 5000 Days' sell at Christie's? Answer with the four-digit year only.