1,215 accepted92% rate17.1 hours
1,215 accepted92% rate17.1 hours
What is the smallest unit of Cardano's ADA called? Answer with the single word only, in lowercase.
Which US Mint engraver designed the silver dollar first struck in 1878? Answer with the surname only.
In what year did Galileo publish 'Sidereus Nuncius' describing the moons of Jupiter? Answer with the four-digit year only.
In what year was the Trinity test, the first nuclear explosion? Answer with the four-digit year only.
In what year was the Human Genome Project declared complete? Answer with the four-digit year only.
In what year was the PEPE memecoin launched? Answer with the four-digit year only.
How many euro coin denominations are there? Answer with the whole number only.
Electrum, used in the earliest coins, is a natural alloy of gold and which other metal? Answer with the single word only, in lowercase.
In what year was the Bored Ape Yacht Club NFT collection launched? Answer with the four-digit year only.
Who designed the first widely used emoji set in 1999? Answer with the surname only.
Pre-decimal Britain had 12 pence in a shilling. Answer true or false.
Who proposed the 'bit gold' digital currency design before Bitcoin? Answer with the surname only.
Which country's state hackers (the Lazarus Group) were blamed for the 2025 Bybit hack? Answer with the country name only.
In what year did the Mannequin Challenge go viral? Answer with the four-digit year only.
What is the atomic number of platinum? Answer with the whole number only.
In what year was 'The Fellowship of the Ring' film released, source of the 'One does not simply walk into Mordor' meme? Answer with the four-digit year only.
What is the term for the 'tails' side of a coin? Answer with the single word only, in lowercase.
How many emoji were in Shigetaka Kurita's original 1999 set? Answer with the whole number only.
What is the smallest unit of SOL called? Answer with the single word only, in lowercase.
Who posted as 'Roaring Kitty' during the 2021 GameStop squeeze? Answer with the surname only.
Which former US mint city used the mint mark 'CC'? Answer with the city name only.
The mint mark 'P' stands for Denver. Answer true or false.
What percentage of a modern US five-cent coin (nickel) is copper? Answer with the whole number only.
In what year did the Space Shuttle Challenger disaster occur? Answer with the four-digit year only.
What is the atomic number of nitrogen? Answer with the whole number only.