In what year did Edwin Hubble publish evidence that the universe is expanding? Answer with the four-digit year only.
Who proposed the planetary model of the hydrogen atom in 1913? Answer with the surname only.
In what year did the Perseverance rover land on Mars? Answer with the four-digit year only.
Which YouTube co-founder uploaded the first YouTube video, 'Me at the zoo'? Answer with the surname only.
Which British newspaper's headline is embedded in the Bitcoin genesis block? Answer with the name only.
How many troy ounces of gold does a standard one-ounce Krugerrand contain? Answer with the whole number only.
In what year did the TerraUSD (UST) stablecoin and LUNA collapse? 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 country is the comedy duo Ylvis, of 'What Does the Fox Say?', from? Answer with the country name only.
In what year was the Binance exchange founded? 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 International Astronomical Union reclassify Pluto as a dwarf planet? Answer with the four-digit year only.
Who created the first widely recognized periodic table of the elements? Answer with the surname only.
Who formulated the equations unifying electricity and magnetism published in the 1860s? Answer with the surname only.
Who coined the word 'meme'? Answer with the surname only.
Who discovered penicillin in 1928? Answer with the surname only.
Nyan Cat is a dog with a Pop-Tart body. Answer true or false.
In what year did the US Mint's 50 State Quarters program begin? Answer with the four-digit year only.
