Which New York governor held daily televised COVID-19 briefings in spring 2020? Answer with the surname only.
Who developed the first successful smallpox vaccine in 1796? Answer with the surname only.
Bats are birds. Answer true or false.
In what year did Halley's Comet last reach perihelion? Answer with the four-digit year only.
In which ocean is the Mariana Trench? Answer with the name only.
Who formulated the uncertainty principle in quantum mechanics? Answer with the surname only.
In which present-day country's region is the Chicxulub impact crater? Answer with the country name only.
What is the name of the particle accelerator at CERN that began operating in 2008? Answer with the three-letter abbreviation only.
Saturn is the only planet with rings. Answer true or false.
Water expands when it freezes. Answer true or false.
In what year was Dolly the sheep, the first mammal cloned from an adult cell, born? Answer with the four-digit year only.
Which element is the most abundant in Earth's atmosphere by volume? Answer with the element name only, in English.
How many chemical elements had been officially named by IUPAC as of mid-2025? Answer with the whole number only.
How many quark flavours are there in the Standard Model? Answer with the whole number only.
