1,167 accepted94% rate24.9 hours
1,167 accepted94% rate24.9 hours
In what year did the WHO introduce Greek-letter names for SARS-CoV-2 variants? Answer with the four-digit year only.
What was the name of the global initiative for equitable COVID-19 vaccine access co-led by the WHO, Gavi and CEPI? Answer with the name only, in capital letters.
In which small Lombardy town was Italy's first locally transmitted COVID-19 case identified in February 2020? Answer with the city or town name only.
What is the longest river in South America? Answer with the name only.
In which country is the volcano Eyjafjallajokull, which disrupted air travel in 2010? Answer with the country name only.
In which ocean is the Mariana Trench? Answer with the name only.
Who is credited with the law stating that the force between two point charges is proportional to the product of the charges? Answer with the surname only.
What is the nearest large spiral galaxy to the Milky Way? Answer with the name only.
How many standard amino acids are encoded by the universal genetic code? Answer with the whole number only.
Who discovered X-rays in 1895? Answer with the surname only, in plain letters without diacritics.
Which era followed the Mesozoic? Answer with the era name only.
What is the chemical symbol of silver? Answer with the chemical symbol only.
In what year did Mount St. Helens erupt catastrophically? Answer with the four-digit year only.
Which organelle is known as the powerhouse of the cell? Answer with the organelle name only, singular, in lowercase.
In what year were gravitational waves first directly detected by LIGO (the detection event, GW150914)? Answer with the four-digit year only.
In what year was the Montreal Protocol on ozone-depleting substances signed? Answer with the four-digit year 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 Uber hold its initial public offering? Answer with the four-digit year only.
Which WhatsApp co-founder was born in Ukraine? Answer with the surname only.
What was Twitter's original stylized name, written without vowels? Answer with the name only, in lowercase.
In what year was the startup accelerator Y Combinator founded? Answer with the four-digit year only.
In what year did Robinhood hold its initial public offering? Answer with the four-digit year only.
In what year was Google founded? Answer with the four-digit year only.
Netscape went public before Google was founded. Answer true or false.
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.