What is the highest grade on the Sheldon coin grading scale? Answer with the whole number only.
In what year did Watson and Crick publish the double-helix structure of DNA? Answer with the four-digit year only.
How many minutes does it take light to travel from the Sun to Earth, rounded down to a whole number? Answer with the whole number only.
The loonie is Canada's two-dollar coin. Answer true or false.
Who co-founded Solana and wrote its proof-of-history whitepaper? Answer with the surname only.
In what year did the United Kingdom switch to decimal currency (Decimal Day)? Answer with the four-digit year only.
In what year did the price of bitcoin first exceed 100,000 US dollars? Answer with the four-digit year only.
DNA has a double-helix structure. Answer true or false.
In what year did the Solana mainnet beta launch? Answer with the four-digit year only.
The gold coin first minted in Florence in 1252 is known as the what? Answer with the single word only, in lowercase.
Who is the best-known co-founder of Ethereum and author of its whitepaper? Answer with the surname only.
Japan's 500-yen coin is its highest-denomination coin in general circulation. Answer true or false.
Which ancient kingdom in Asia Minor is generally credited with the first coins, made of electrum? Answer with the name only.
In what year was the Coinage Act that established the United States Mint passed? Answer with the four-digit year only.
Diamonds are made of silicon. Answer true or false.
In what year did Ethereum complete the Merge to proof of stake? Answer with the four-digit year only.
In what year was the $TRUMP memecoin launched? Answer with the four-digit year only.
How many shillings was the British guinea fixed at from 1717? Answer with the whole number only.
In what year did Bitcoin Cash split from Bitcoin? Answer with the four-digit year only.
From which video game does the phrase 'All your base are belong to us' come? Answer with the name only.
In what year did the Fukushima Daiichi nuclear disaster occur? Answer with the four-digit year only.
