12scienceIn 1962, European countries joined forces to establish an international astronomical project. They set up a space observatory, with some of the most powerful telescopes in the world, at La Silla, in which southern country?Show AnswerLearn MoreShare
18scienceBONUS: One of the craziest inventions of all time was patented in 1903. To protect the eyes of a certain animal from being damaged during feeding, eyeglasses were created for what animals?Show AnswerLearn MoreShare
12scienceWhich British bacteriologist discovered penicillin in 1928 and won the 1945 Nobel Prize for his achievement?Show AnswerLearn MoreShare
10scienceThis spring-blooming plant with white or pink flowers called the trailing arbutus has a very common alternate name. What is it?Show AnswerLearn MoreShare
6scienceShaped like a flat disk, it's about 100,000 light years in diameter, and about 10,000 light years thick. What is it?Show AnswerLearn MoreShare
11scienceGerman physicist Gabriel Fahrenheit, in the early 18th century, called 32 degrees the freezing point of water. And 0 degrees on his scale represented the freezing point of what mixture?Show AnswerLearn MoreShare
4scienceWhat is the approximate distance from the surface fo the earth to the center of the earth? Closer to 4,000, 7,000 or 10,000 miles?Show AnswerLearn MoreShare
15scienceThe thickest part of the human skin is located in which general areasShow AnswerLearn MoreShare
11scienceWhat do you call the disease marked by uncontrollable sleepiness and attacks of brief sleep, even while standing or moving?Show AnswerLearn MoreShare
21scienceIn its basic form, this substance is a kind of soap, but when mixed with gasoline, it forms a deadly material used in flame throwers and incendiary bombs. What is it?Show AnswerLearn MoreShare