What subatomic particle acts as the carrier (gauge boson) of the electromagnetic force?
Which vitamin, essential for blood clotting, is synthesized by bacteria in the human gut?
The Reinheitsgebot of 1516, a famous beer purity law, was issued in which country?
Food & Drink
What number does the Roman numeral L represent?
General
Which Italian composer wrote the operas "La boheme" and "Tosca"?
Music