Who performed the first successful coronary balloon angioplasty in 1977?
Answer
Andreas Gruentzig
89685 Intermediate Trivia Questions
89685 public questions at this depth. How many can you answer?
Who performed the first successful corneal transplant in 1905?
Answer
Eduard Zirm
What was the first successful drug used to treat syphilis?
Answer
Salvarsan
What was the first approved immune-checkpoint inhibitor cancer drug?
Answer
Ipilimumab
Which compound causes the characteristic rotten-egg smell?
Answer
Hydrogen sulfide
Which chemical compound is the main ingredient in plaster of Paris?
Answer
Calcium sulfate hemihydrate
Which chemical element is named after the Moon goddess Selene?
Answer
Selenium
What ecological role does the sea otter famously play in kelp forests?
Answer
Keystone predator
Which sea turtle is the fastest swimmer?
Answer
Leatherback sea turtle
What is the name of the light-producing organ in many deep-sea animals?
Answer
Photophore
Which marine reptile is known for migrating between feeding and nesting grounds across the Pacific?
Answer
Leatherback sea turtle
Which sea bird can dive deeper than any other bird?
Answer
Emperor penguin
What is the largest living species of sea turtle by average adult mass?
Answer
Leatherback sea turtle
What structure do sharks use to detect weak electrical signals from prey?
Answer
Ampullae of Lorenzini
What is the Egyptian rice pudding known as?
Answer
Roz bel laban
What is the Persian saffron-and-rosewater ice cream called?
Answer
Bastani sonnati
Who proposed the first mathematical model of an artificial neuron in 1943?
Answer
Warren McCulloch and Walter Pitts
What Portuguese cod dish combines shredded salted cod, onions, potatoes, and scrambled eggs?
Answer
Bacalhau à Brás
What Spanish cake from Galicia is decorated with the cross of Saint James?
Answer
Tarta de Santiago
What is the name of the Greek custard pastry made with filo and semolina?
Answer
Galaktoboureko
Which chemical did NASA’s Phoenix lander detect in Martian soil in 2008?
Answer
Perchlorate