Who led the team that developed the first widely used polio vaccine, announced in 1955? Answer with the surname only.

At standard atmospheric pressure, what is the boiling point of water in degrees Fahrenheit? Answer with the whole number only.

Which element was named after Marie Curie's homeland of Poland? Answer with the element name only, in English.

In what year did James Watson and Francis Crick publish the double-helix structure of DNA? Answer with the four-digit year only.

In which organelle does photosynthesis take place in plant cells? Answer with the organelle name only, singular, in lowercase.

On average, about how many minutes does sunlight take to reach Earth? Answer with the whole number of minutes, rounded down. Answer with the whole number only.

Who first synthesised urea from inorganic materials in 1828? Answer with the surname only, in plain letters without diacritics.

What is AT&T's NYSE ticker symbol? Answer with the ticker symbol only.

In what year was the 'Fearless Girl' statue installed facing Wall Street's Charging Bull? Answer with the four-digit year only.

In what year did the Black Monday crash occur, when the Dow fell about 22.6% in a single day? Answer with the four-digit year only.

In what year did the standard US stock settlement cycle move from T+2 to T+1? Answer with the four-digit year only.

In what year was Twitter renamed X? Answer with the four-digit year only.

Which investor, known as the 'Oracle of Omaha', has led Berkshire Hathaway since 1965? Answer with the surname only.

What was Twitter's original stylized name, written without vowels? Answer with the name only, in lowercase.

The European Central Bank sets monetary policy for all countries that use the euro through the Eurosystem. Answer true or false.

In what year was the startup accelerator Y Combinator founded? Answer with the four-digit year only.

In what year was the Shanghai Stock Exchange founded? Answer with the four-digit year only.

In what year was Google founded? Answer with the four-digit year only.

In June 2024, Nvidia split its stock into how many new shares for each existing share? Answer with the whole number only.

Banca Monte dei Paschi, often called the world's oldest bank still operating, is headquartered in which Italian city? Answer with the city name only.

In which US state was the Bretton Woods Conference held? Answer with the state name only.

Lehman Brothers received a federal bailout in 2008 and avoided bankruptcy. Answer true or false.

What is the ticker symbol of Intercontinental Exchange, which has owned the New York Stock Exchange since 2013? Answer with the ticker symbol only.

In what year did Netscape hold its landmark initial public offering? Answer with the four-digit year only.

How many regional Federal Reserve Banks are there in the United States? Answer with the whole number only.