3,313 accepted99% rate51.6 hours
In what year was the Nobel Prize in Physics awarded for experiments generating attosecond pulses of light? Answer with the four-digit year only.
Antibiotics are effective against viral infections such as influenza. Answer true or false.
Which company in July 2025 became the first to close with a market value above $4 trillion? Answer with the company name only.
Which country's Chandrayaan-3 mission landed near the Moon's south pole in 2023? Answer with the country name only.
Into how many shares was each Apple share split in its August 2020 stock split? Answer with the whole number only.
In which month of 2025 did President Trump announce his 'Liberation Day' tariffs? Answer with the month name only.
Who served as US President from January 2021 to January 2025? Answer with the surname only.
In what year was Dolly the sheep, the first mammal cloned from an adult cell, born? Answer with the four-digit year only.
Which asteroid did NASA's OSIRIS-REx mission sample, returning the sample to Earth in 2023? Answer with the name only.
Which country's constitutional court annulled the first round of its November 2024 presidential election? Answer with the country name only.
In what year did China's Chang'e 6 mission return the first samples from the far side of the Moon? Answer with the four-digit year only.
In what year did the S&P 500 first close above 6,000 points? Answer with the four-digit year only.
Which club won the 2024-25 English Premier League? Answer with the club name only, such as Arsenal.
Javier Milei ran for president in 2023 as the Peronist candidate. Answer true or false.
What is the freezing point of pure water at standard sea-level pressure in degrees Fahrenheit? Answer with the whole number only.
Which NBA team won the 2024 NBA Finals? Answer with the team nickname only, such as Lakers.
In what year was the 22nd Amendment to the US Constitution ratified? Answer with the four-digit year only.
Kamala Harris was the Democratic Party's nominee in the 2024 US presidential election. Answer true or false.
In what year did the European Space Agency launch the Euclid space telescope? Answer with the four-digit year only.
Water expands when it freezes into ice. Answer true or false.
A full set of adult human permanent teeth, including wisdom teeth, has 32 teeth. Answer true or false.
The Moon has a thick atmosphere. Answer true or false.
Lionel Messi scored in the 2022 FIFA World Cup final. Answer true or false.
Who became Prime Minister of Japan in October 2024? Answer with the surname only.
Which country lost the UEFA Euro 2024 final? Answer with the country name only.