1,413 accepted98% rate23.6 hours
1,413 accepted98% rate23.6 hours
Who created the Silk Road marketplace? Answer with the surname only.
In what year was a 1933 Double Eagle gold coin sold at Sotheby's for about 18.9 million US dollars? Answer with the four-digit year only.
Who co-founded and leads Coinbase as chief executive? Answer with the surname only.
Which planet is the largest in the Solar System? Answer with the name only.
Who proposed the planetary model of the hydrogen atom in 1913? Answer with the surname only.
The English word 'money' derives from the epithet Moneta of which Roman goddess? Answer with the name only.
In what year did the Perseverance rover land on Mars? Answer with the four-digit year only.
Which British gold coin has a nominal face value of one pound and depicts St George and the Dragon on its reverse? Answer with the single word only, in lowercase.
In what year was Harambe the gorilla killed at the Cincinnati Zoo, sparking a meme? Answer with the four-digit year only.
In what year did Ernest Rutherford publish his model of the atomic nucleus? Answer with the four-digit year only.
The Doge meme dog is a Corgi. Answer true or false.
In what year was USD Coin (USDC) launched? Answer with the four-digit year only.
In what year did the Royal Canadian Mint strike its last one-cent coin? Answer with the four-digit year only.
In what year did 'Baby Shark Dance' become the most-viewed YouTube video? Answer with the four-digit year only.
Who discovered electromagnetic induction in 1831? Answer with the surname only.
In what year was the Binance exchange founded? Answer with the four-digit year only.
What animal appears on the classical Athenian silver tetradrachm? Answer with the single word only, in lowercase.
In what year did the second Bitcoin halving occur? Answer with the four-digit year only.
In what year did Donald Trump tweet the word 'covfefe'? Answer with the four-digit year only.
The 'Coffin Dance' pallbearers are from Nigeria. Answer true or false.
Who founded the Binance exchange? Answer with the surname only.
In what year did the FTX exchange collapse? Answer with the four-digit year only.
Which sculptor designed the Buffalo nickel first issued in 1913? Answer with the surname only.
Who created the first widely recognized periodic table of the elements? Answer with the surname only.
Who coined the word 'meme'? Answer with the surname only.