Can you pass this 1970s quiz?
Which scientist developed his theories of black holes in the 1970s?
Stephen Hawking
Stephen Jay Gould
Donald Johanson
Georges Kohler
Hot Quizzes Trending Now
Mathematics
2.41 M Players
Maggie is 21, and her brother Charlie is double her age. How old will Charlie be when Maggie is 40?
2000s
1.51 M Players
District 9 is a film about the finding of a spaceship full of aliens in which country?