745 accepted99% rate14.9 hours
745 accepted99% rate14.9 hours
How many planets are in the Solar System? Answer with the whole number only.
How many pence made up one pound sterling before decimalisation in 1971? Answer with the whole number only.
How many wei are in one ether? Answer with the whole number only.
In what year did Edwin Hubble publish evidence that the universe is expanding? Answer with the four-digit year only.
Who founded Cardano? 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.
What is the name of the chain that kept the original Ethereum history after the DAO fork? 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.
Which British newspaper's headline is embedded in the Bitcoin genesis block? Answer with the name only.
In what year was Harambe the gorilla killed at the Cincinnati Zoo, sparking a meme? Answer with the four-digit year only.
The Doge meme dog is a Corgi. Answer true or false.
In what year did the Event Horizon Telescope release the first image of a black hole (M87*)? Answer with the four-digit year only.
Grumpy Cat's real name was Tardar Sauce. Answer true or false.
Which country is the comedy duo Ylvis, of 'What Does the Fox Say?', from? Answer with the country name only.
Who discovered electromagnetic induction in 1831? Answer with the surname only.
Which company issues the USDC stablecoin? Answer with the name only.
In which country did the Doge dog Kabosu live? Answer with the country name only.
What animal appears on the classical Athenian silver tetradrachm? Answer with the single word only, in lowercase.
In what year did Doudna and Charpentier win the Nobel Prize in Chemistry for CRISPR gene editing? Answer with the four-digit year only.
The 'Coffin Dance' pallbearers are from Nigeria. Answer true or false.
In which national park was the 'Double Rainbow' video filmed? Answer with the name only.
In what year was the James Webb Space Telescope launched? Answer with the four-digit year only.
In what year was Dolly the sheep, the first cloned mammal, born? Answer with the four-digit year only.
In what year was the Peace silver dollar first struck? Answer with the four-digit year only.