1,658 accepted99% rate24.5 hours
1,658 accepted99% rate24.5 hours
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.
Which subreddit drove the 2021 GameStop short squeeze? Answer with the single word only, in lowercase.
Traditional Chinese cash coins have a hole of what shape in the middle? Answer with the single word only, in lowercase.
What is the SI unit of force? Answer with the single word only, in lowercase.
Which dog breed is the Dogecoin mascot? Answer with the name only.
In what year was 'goblin mode' named Oxford Word of the Year? Answer with the four-digit year only.
Jupiter is the largest planet in the Solar System. Answer true or false.
In what year did 'The Dress' (blue and black or white and gold) go viral? Answer with the four-digit year only.
In what year was the Morgan silver dollar first struck? Answer with the four-digit year only.
In what year did Pepe the Frog first appear in the comic 'Boy's Club'? Answer with the four-digit year only.
Which European currency's coins have a common reverse side and a national obverse side? Answer with the single word only, in lowercase.
What is Litecoin's target block time in seconds? Answer with the whole number only.
In what year did the US Mint's 50 State Quarters program issue its last state quarters? Answer with the four-digit year only.
Who wrote the Ethereum Yellow Paper and later founded Polkadot? Answer with the surname only.
Which country's 5-yen and 50-yen coins have a hole in the middle? Answer with the country name only.
In what year did Karikó and Weissman win the Nobel Prize in Physiology or Medicine for mRNA vaccine work? Answer with the four-digit year only.
The Krugerrand is minted in Australia. Answer true or false.
Bitcoin mining uses the SHA-256 hash function. Answer true or false.
In what year did the 'Tide Pod challenge' meme spread? Answer with the four-digit year only.
In what year was the American Silver Eagle bullion coin first issued? Answer with the four-digit year only.
How many valence electrons does a carbon atom have? Answer with the whole number only.
How many chromosomes are in a typical human body cell? Answer with the whole number only.
In what year was the Buffalo (Indian Head) nickel first issued? Answer with the four-digit year only.
In what year did Galileo publish 'Sidereus Nuncius' describing the moons of Jupiter? Answer with the four-digit year only.