1,136 accepted99% rate17.4 hours
1,136 accepted99% rate17.4 hours
In what year did Shigetaka Kurita design the first widely used emoji set for NTT DoCoMo? Answer with the four-digit year 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.
In what year did Moo Deng the pygmy hippo go viral? Answer with the four-digit year only.
The Kennedy half dollar was first issued in 1960. Answer true or false.
Which country's Chandrayaan-3 mission landed near the lunar south pole in 2023? Answer with the country name only.
Cardano's ADA is named after Ada Lovelace. Answer true or false.
Humans have 48 chromosomes in a typical body cell. Answer true or false.
What is the atomic number of lead? Answer with the whole number only.
What is the chemical symbol for mercury? Answer with the chemical symbol only.
The Bitcoin whitepaper was published under the name Satoshi Nakamoto. Answer true or false.
How many satoshis are in one bitcoin? Answer with the whole number only.
The first YouTube video was uploaded in 2008. Answer true or false.
In what year did the Doge meme dog Kabosu die? Answer with the four-digit year only.
What is the smallest unit of ether called? Answer with the single word only, in lowercase.
The 50 BTC reward of the Bitcoin genesis block can be spent. Answer true or false.
In what year did the 'Barbenheimer' double-feature meme happen? Answer with the four-digit year 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.
Which country issues the Maple Leaf bullion coins? Answer with the country name only.
DNA has a double-helix structure. Answer true or false.
The animal in the 'Dramatic Chipmunk' video is actually a prairie dog. Answer true or false.
Water expands when it freezes. Answer true or false.
Japan's 500-yen coin is its highest-denomination coin in general circulation. Answer true or false.
In what year did Coinbase list its shares on the Nasdaq? Answer with the four-digit year only.