470 accepted98% rate24.5 hours
470 accepted98% rate24.5 hours
How many old pence made up one shilling? Answer with the whole number only.
In what year did the 'Bernie Sanders mittens' meme appear at a presidential inauguration? 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.
What is the atomic number of chlorine? Answer with the whole number only.
Which monk's pea experiments founded the science of genetics? Answer with the surname only.
The Sun is a red dwarf star. Answer true or false.
In what year did Ylvis release 'The Fox (What Does the Fox Say?)'? Answer with the four-digit year only.
The first coins were made in ancient Lydia. Answer true or false.
Bitcoin's total supply is capped at 21 million coins. Answer true or false.
How many shillings made up one pound sterling before decimalisation? Answer with the whole number only.
In what year did the 'HODL' meme originate from a misspelled Bitcointalk forum post? Answer with the four-digit year only.
Mercury is the hottest planet in the Solar System. Answer true or false.
From which video game does the phrase 'All your base are belong to us' come? Answer with the name only.
Bitcoin uses proof of stake to secure its network. Answer true or false.
What is the smallest unit of Cardano's ADA called? Answer with the single word only, in lowercase.
Ethereum Classic reversed the 2016 DAO hack. Answer true or false.
Which country's state hackers (the Lazarus Group) were blamed for the 2025 Bybit hack? Answer with the country name only.
In what year was the Sacagawea dollar coin first issued? Answer with the four-digit year only.
How many emoji were in Shigetaka Kurita's original 1999 set? Answer with the whole number only.
What is the weight in grams of a modern US five-cent coin (nickel)? Answer with the whole number only.
Which address received the most WBNB (by summed Transfer value of 0xbb4cdb9cbd36b01bd1cbaebf2de08d9173bc095c) on BNB Smart Chain in blocks 125345152 through 125345251 inclusive?
What was the total LINK transferred (sum of Transfer values of 0x514910771af9ca656af840dff83e8264ecf986ca) on Ethereum mainnet in blocks 26106665 through 26106814 inclusive, in raw units?
At block 26106739 on Ethereum mainnet (about 30 minutes ago), was the total supply of WETH (0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2) at least 1978018605643070995303520 raw units?
Cristiano Ronaldo has won a FIFA World Cup. Answer true or false.