What hydraulic device did Leonardo da Vinci study for raising water using a rotating screw?
Answer
Archimedes' screw
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What hydraulic device did Leonardo da Vinci study for raising water using a rotating screw?
Answer
Archimedes' screw
What rotary flying device did Leonardo da Vinci sketch in the 1480s?
Answer
Aerial screw
What human-sized machine did Leonardo da Vinci design with a programmable mechanical interior?
Answer
A mechanical knight
Which stock exchange was closed for four days during the October 1987 global market crash?
Answer
Hong Kong Stock Exchange
What name is commonly given to the U.S. technology-stock bubble that burst in 2000?
Answer
Dot-com bubble
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Latest trivia questions
What rotary flying device did Leonardo da Vinci sketch in the 1480s?
Answer
Aerial screw
What human-sized machine did Leonardo da Vinci design with a programmable mechanical interior?
Answer
A mechanical knight
Which stock exchange was closed for four days during the October 1987 global market crash?
Answer
Hong Kong Stock Exchange
What name is commonly given to the U.S. technology-stock bubble that burst in 2000?
Answer
Dot-com bubble
Which company’s collapse in October 1907 helped trigger the Panic of 1907 in the United States?
Answer
Knickerbocker Trust Company
Which 1997 crisis caused stock markets across East and Southeast Asia to plunge after Thailand devalued its currency?
Answer
Asian financial crisis
What was the name of the 1720 French speculative bubble that collapsed after John Law's bank failed?
Answer
Mississippi Bubble
What was the fastest bear market in U.S. stock-market history, beginning in March 2020?
Answer
COVID-19 crash