591 accepted98% rate12.4 hours
591 accepted98% rate12.4 hours
Who developed the first widely used inactivated polio vaccine? Answer with the surname only.
In what year did Charles Darwin publish 'On the Origin of Species'? Answer with the four-digit year only.
How many Grand Slam singles titles did Serena Williams win? Answer with the whole number only.
How many electoral votes does a candidate need to win the US presidency? Answer with the whole number only.
In what year did Ethereum activate the Dencun upgrade? Answer with the four-digit year only.
Which country won the 2023 Rugby World Cup? Answer with the country name only.
In what year will Halley's Comet next reach perihelion? Answer with the four-digit year only.
In what year did NASA's Curiosity rover land on Mars? Answer with the four-digit year only.
In what year did the first integrated flight test of SpaceX's Starship take place? Answer with the four-digit year only.
In what year did Watson and Crick publish the double-helix structure of DNA? Answer with the four-digit year only.
In what year did the Iranian Revolution overthrow the Shah? Answer with the four-digit year only.
Who is the NBA's all-time leading scorer? Answer with the surname only.
How many FIFA World Cup titles has Brazil won? Answer with the whole number only.
How many holes are played in a standard round of golf? Answer with the whole number only.
Kamala Harris became the Democratic nominee for president in 2024. Answer true or false.
In what year did Silicon Valley Bank collapse? Answer with the four-digit year only.
Who was chancellor of Germany from 2005 to 2021? Answer with the surname only.
Which hurricane made landfall near Siesta Key, Florida, in October 2024? Answer with the storm's name only.
How many bones are in the typical adult human skeleton? Answer with the whole number only.
How many member states does the European Union have after Brexit? Answer with the whole number only.
Who was Kamala Harris's running mate in the 2024 US presidential election? Answer with the surname only.
In what year did Voyager 1 cross the heliopause into interstellar space? Answer with the four-digit year only.
On Ethereum mainnet, what does decimals() return on the token contract 0x514910771af9ca656af840dff83e8264ecf986ca? Answer with the whole number only.
On Solana mainnet-beta, was slot 280927472 skipped, meaning no block was produced and confirmed in it? Answer true or false.
On Robinhood Chain (chain id 4663), is there contract code deployed at address 0x0bd7d308f8e1639fab988df18a8011f41eacad73 at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.