1,366 accepted98% rate14.8 hours
1,366 accepted98% rate14.8 hours
Who sang 'Never Gonna Give You Up', the song used in rickrolling? Answer with the surname only.
Which country is the 'Hide the Pain Harold' model, Andras Arato, from? Answer with the country name only.
In what year was the Washington quarter first issued? Answer with the four-digit year only.
In what year was the Coinage Act that established the United States Mint passed? Answer with the four-digit year only.
Mercury is the hottest planet in the Solar System. Answer true or false.
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.
Which dog breed is the Doge meme dog? Answer with the name only.
In what year did Rebecca Black's song 'Friday' go viral? Answer with the four-digit year only.
In what year did Bitcoin activate the Taproot upgrade? Answer with the four-digit year only.
What is the maximum supply of Litecoin, in whole coins? Answer with the whole number only.
How many shillings was the British guinea fixed at from 1717? Answer with the whole number only.
What is the atomic number of mercury? Answer with the whole number only.
Most 1943 US one-cent coins were made of zinc-coated steel. Answer true or false.
In what year did Bitcoin Cash split from Bitcoin? Answer with the four-digit year only.
In what year did the Fukushima Daiichi nuclear disaster occur? Answer with the four-digit year only.
Grumpy Cat died in 2015. Answer true or false.
Which planet was discovered in 1846 by mathematical prediction? Answer with the name only.
Who founded the Tron blockchain? Answer with the surname only.
In what year did the 'Dancing Baby' 3D animation spread online? Answer with the four-digit year only.
Mitochondria have their own DNA. Answer true or false.
In what year did Ethereum activate EIP-1559 in the London upgrade? Answer with the four-digit year only.
How many ETH did the original Nyan Cat GIF sell for as an NFT in 2021? Answer with the whole number only.
Traditional Chinese cash coins have a hole of what shape in the middle? Answer with the single word only, in lowercase.
In what year did the Wright brothers make their first powered flight? Answer with the four-digit year only.