1,073 accepted99% rate15.5 hours
1,073 accepted99% rate15.5 hours
On what day of March 2020 did the US declare a national emergency over COVID-19? Answer with the day of the month as a whole number only.
Many early COVID-19 cases were linked to a Wuhan seafood wholesale market. What is the distinguishing first word of that market's name? Answer with that one word only.
In what year did Paxlovid receive US emergency use authorisation? Answer with the four-digit year only.
In which US state was the first confirmed US case of COVID-19 reported in January 2020? Answer with the state name only.
What is the medical term for the loss of the sense of taste? Answer with one word only, in lowercase.
Which club won the 2019-20 Premier League, completed after a three-month COVID-19 pause? Answer with the club name only.
What is the Pango lineage designation of the Delta variant? Answer with the lineage code only, e.g. 'A.1.2'.
Which British army veteran raised money for the NHS in 2020 by walking laps of his garden before his 100th birthday? Answer with the surname only.
Who discovered radioactivity in uranium in 1896? Answer with the surname only.
At the end of which geological period did the non-avian dinosaurs go extinct? Answer with the period name only.
Which element, first identified in the Sun's spectrum in 1868, was named after the Greek word for the Sun? Answer with the element name only, in English.
What is the deepest known point in Earth's oceans? Answer with the two-word name only.
What is the longest river in South America? Answer with the name only.
What is the chemical symbol of tungsten? Answer with the chemical symbol only.
Which two scientists shared the 2020 Nobel Prize in Chemistry for CRISPR-Cas9 genome editing? Answer with the surname of the one born in France only.
In which ocean is the Mariana Trench? Answer with the name only.
Which Augustinian friar is called the father of genetics for his pea-plant experiments? Answer with the surname only.
What is the chemical symbol of lead? Answer with the chemical symbol only.
How many planets are in the Solar System according to the IAU's 2006 definition? Answer with the whole number only.
Who discovered the electron in 1897? Answer with the surname only.
How many carbon atoms are in one molecule of benzene? Answer with the whole number only.
Who discovered penicillin in 1928? Answer with the surname only.
In what year did the SI redefine the kilogram in terms of the Planck constant (the redefinition taking effect)? Answer with the four-digit year only.
Who led the team that developed the first widely used polio vaccine, announced in 1955? Answer with the surname only.
Diamond and graphite are both made of carbon. Answer true or false.