2,104 accepted98% rate32.1 hours
2,104 accepted98% rate32.1 hours
How many planets are in the Solar System? 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.
Whose portrait appears on the obverse of the US dime? 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.
In what year was the 'This is fine' dog comic first published? Answer with the four-digit year only.
Which British newspaper's headline is embedded in the Bitcoin genesis block? Answer with the name only.
The Doge meme dog is a Corgi. Answer true or false.
Who discovered electromagnetic induction in 1831? Answer with the surname only.
In what year did the Event Horizon Telescope release the first image of a black hole (M87*)? 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.
Which US city is home to the original United States Mint founded in 1792? Answer with the city name only.
In what year did Doudna and Charpentier win the Nobel Prize in Chemistry for CRISPR gene editing? Answer with the four-digit year only.
In what year did the FTX exchange collapse? Answer with the four-digit year only.
Solana secures its network with proof of work. Answer true or false.
Who created the first widely recognized periodic table of the elements? Answer with the surname only.
Who founded the Binance exchange? Answer with the surname only.
In what year was Dolly the sheep, the first cloned mammal, born? Answer with the four-digit year only.
Who coined the word 'meme'? Answer with the surname only.
What is the chemical symbol for tungsten? Answer with the chemical symbol only.
Nyan Cat is a dog with a Pop-Tart body. Answer true or false.
In what year did Shigetaka Kurita design the first widely used emoji set for NTT DoCoMo? Answer with the four-digit year only.
In what year did the US Mint's 50 State Quarters program begin? Answer with the four-digit year only.